US Pat. No. 10,393,660

APPARATUS AND METHOD FOR MEASURING CONCENTRATION OF MATERIALS IN LIQUID OR GAS

1. An apparatus for determining the concentration of suspended, dispersed or dissolved materials in a liquid or gas, comprising,a) a container to hold the materials, a first aperture, and a second aperture, said container having said first aperture and said second aperture,
b) a first light emitter which emits light at ultraviolet or visible light wavelengths through said first aperture, that can induce fluorescence from the material to be measured, having a first on or off(non) light emitting switch,
c) a second light emitter which emits light through said second aperture, that contains wavelengths that are the same as or longer than the said fluorescence, having a second on or off(non) emitting light switch,
d) either a common filter or a dichroic mirror which separates said fluorescence from light of the same wavelength as light from said first light emitter,
e) a lens focusing separated fluoresced light,
f) a sensor for creating and capturing images with the light focused by said lens,
g) an integrated, a partly, or fully remote controller which operates said first and second light emitter switches, and performs image acquisition functions at various operation modes of the first and second light emitter switches, compares and analyzes the images, and calculates the concentration of said materials to be measured.

US Pat. No. 10,393,659

INSTRUMENT AND METHOD FOR DETECTING ANALYTES

Roche Molecular Systems, ...

1. A method for detecting an analyte in a sample, wherein the method comprises:(a) providing an instrument including:
a mount configured to support a vessel for housing said sample;
an excitation arrangement comprising a light source capable of generating an excitation light for exciting a plurality of luminescence labels associated with said analyte in said sample housed in said vessel, wherein said excitation arrangement is configured to propagate said excitation light along an excitation beam path positioned between said light source and said vessel, said excitation beam path comprising one or more excitation light fibers configured to transmit said excitation light to said vessel;
a detection arrangement comprising a detector capable of detecting emission light emitted from one of said plurality of luminescence labels, wherein said detection arrangement is configured to propagate said emission light along an emission beam path positioned between said vessel and said detector, said emission beam path comprising one or more emission light fibers configured to transmit said emission light to said detector;
a rotatable filter wheel mounted to a wheel hub, thereby forming a spin axis, said filter wheel comprising a plurality of filter pairs positioned around said wheel, each pair relating to one of said plurality of luminescence labels and comprising (i) a first filter adapted to filter a first wavelength of said excitation light and transmit said excitation light for exciting a luminescence label, and (ii) a second filter adapted to filter a second wavelength of said emission light and transmit said emission light emitted by said luminescence label, wherein said plurality of filter pairs are positioned around said wheel such that, upon rotation of the filter wheel, one of said plurality of pairs can be brought into an operative orientation relative to said excitation and emission beam paths such that said one member of the pair is positioned in said excitation beam path and a second member of the pair is positioned in said emission beam path;
(b) generating, using said light source, said excitation light, said excitation light propagating along said excitation beam path towards said sample,
(c) rotating the filter wheel to a first rotating position in which a first pair of filters is in operative position, such that (i) a first filter of the first pair is positioned in said excitation beam path, thereby filtering and transmitting a first excitation light via the excitation light fibers to interact with said sample, and (ii) a second filter of the first pair is positioned in said emission beam path, thereby filtering and transmitting a first emission light emitted by one or more of the plurality of luminescence labels in the sample via the emission fibers to the detector;
(d) rotating the filter wheel to a second rotating position in which a second pair of filters is in operative orientation and said first pair of filters is moved away from said operative orientation, such that (i) a first filter of the second pair is positioned in said excitation beam path, thereby filtering and transmitting a second excitation light via the excitation light fibers to interact with said sample, and (ii) a second filter of the second pair is positioned in said emission beam path, thereby filtering and transmitting a second emission light emitted by the sample via the emission fibers to the detector; and
(e) detecting, using the detector, said first and second emission lights emitted from said plurality of luminescence labels through said plurality of filter pairs, and correlating said first and second emission lights to a presence of said analyte in said sample.

US Pat. No. 10,393,658

GAS ANALYSIS APPARATUS

Infineon Technologies AG,...

26. A gas analysis apparatus, comprising:a gas chamber for receiving a gas to be analysed,
a radiation source configured to emit electromagnetic radiation into the gas chamber, wherein the electromagnetic radiation is configured to selectively excite molecules of a gas to be analysed, and
a sensor configured to detect a physical variable which contains information about a degree of interaction between the electromagnetic radiation emitted by the radiation source and the gas received in the gas chamber,
wherein the radiation source comprises:
an electrically heatable planar radiation element configured to emit electromagnetic radiation and a housing with a first planar housing wall and a second planar housing wall which, therebetween, define and immediately delimit a radiation element receptacle chamber that is separated in a fluid-tight manner from surroundings of the radiation source, in which a lower gas pressure is prevalent in comparison with the normal pressure and in which at least one section of the radiation element is arranged at a distance from at least one of the first housing wall or the second housing wall,
wherein at least one of the first housing wall or the second housing wall is transparent to the electromagnetic radiation that is emittable by the radiation element,
wherein the radiation source has at least one spacer between the first housing wall and the second housing wall, said spacer being completely arranged in the radiation element receptacle chamber, and
wherein the radiation element has at least one passage opening extending in its thickness direction, at least one section of a spacer being arranged in said passage opening.

US Pat. No. 10,393,657

SPR DETECTION SYSTEM AND METHOD

1. An SPR detection method, comprising the following steps:(1) parallel scanning and recording a two-dimensional image of a sensing chip of a corresponding wavelength in an identical step size manner on the whole working spectrum segment;
(2) obtaining a respective resonance wavelength of a corresponding sensing position according to the two-dimensional image and the pixel corresponding to the image;
(3) determining a maximum resonance wavelength and a minimum resonance wavelength among the respective resonance wavelengths;
(4) obtaining a wavelength upper limit of a next-scanning region after moving the maximum resonance wavelength toward a long wavelength direction by a first distance, obtaining a wavelength lower limit of the next-scanning region after moving the minimum resonance wavelength toward a short wavelength direction by a second distance, and determining a next-scanning wavelength range according to the wavelength upper limit and the wavelength lower limit;
(5) determining a next scanning step size within the next-scanning wavelength range;
(6) within the next-scanning wavelength range, rapidly scanning a partial-spectrum region according to the scanning step size determined in step (5) and recording a two-dimensional image corresponding to the scanning spectrum;
(7) repeatedly performing steps (2)˜(6) on the partial-scanning image to generate resonance wavelengths of all the sensing positions at different times and generate a two-dimensional wavelength-sensitive SPR sensing image.

US Pat. No. 10,393,656

OPTICAL INSTRUMENT FOR MEASURING TOTAL REFLECTION ABSORPTION SPECTRUM AND MEASURING DEVICE

JASCO CORPORATION, Tokyo...

1. An optical instrument for measuring a total reflection absorption spectrum condensing an infrared light on a sample-side surface of an ATR crystal that comes into contact with a sample, and being used to measure an absorption spectrum of a total reflection light from the sample-side surface, comprising:an ATR crystal having the sample-side surface that comes into contact with the sample;
an infrared light condensing means on an incident side that guides the infrared light to condense at least a portion of the infrared light to the sample-side surface at an incident angle equal to or larger than a critical angle ?c inside of the ATR crystal;
an infrared light condensing means on an exiting side that condenses the total reflection light from the sample-side surface;
an illumination light guiding means that guides a visible light coaxially to an optical axis of at least one of the infrared light condensing means on the incident side and the exiting side; and
a visible light condensing means that condenses the visible light from the sample-side surface to observe a contact state of the sample from a direction different from the respective optical axes of the infrared light condensing means on the incident side and the exiting side,
wherein the illumination light guiding means guides the visible light to the infrared light condensing means so that at least a portion of the visible light is condensed to the sample-side surface at an incident angle less than a critical angle ?c? of the visible light.

US Pat. No. 10,393,654

COMPACT SENSOR FOR MEASURING TURBIDITY OR FLUORESCENCE IN A FLUID SAMPLE

IN-SITU, INC., Fort Coll...

1. A sensor for measuring turbidity comprising:a distal sensing end having:
a vertex region;
a first surface extending from said vertex region and ending at a first surface end point;
a second surface extending from said vertex region and ending at a second surface end point, wherein said first surface and said second surface extend in different directions to form a vertex angle at said vertex region;
a convex-curved outer surface that extends between said first surface end point and said second surface end point;
a distal sensing surface defined by edges of said first surface, said second surface, said vertex region, and said curved outer surface; wherein a separation distance between said first surface end point and said second surface end point defines a maximum straight line distance on said distal sensing surface;
a distal sensing end volume having a cross-section formed by said vertex region, said first surface, said second surface and said curved outer surface;
an optical system positioned in said distal sensing end volume comprising:
an optical source to generate a beam of electromagnetic radiation;
an emission window through said distal sensing surface in optical communication with said beam of electromagnetic radiation and configured to pass at least a portion of said beam of electromagnetic radiation from said distal sensing end volume through said distal sensing surface to a sample volume adjacent to said distal sensing surface;
a collection window through said distal sensing surface configured to pass at least a portion of an incoming beam of scattered electromagnetic radiation from particles suspended in fluid in the sample chamber in a collection direction to said distal sensing end volume; and
a signal photodetector configured to detect said beam of incoming electromagnetic radiation in said collection direction;
wherein said optical system is positioned in an optical plane that extends substantially perpendicular to said distal sensing surface and that is substantially aligned with a notional line corresponding to said maximum straight line distance.

US Pat. No. 10,393,653

METHOD AND DEVICE FOR OPTICALLY DETECTING A MOVEMENT IN A BIOLOGICAL SAMPLE

Fraunhofer-Gesellschaft z...

19. An array of detectors wherein:a) each detector of the array of detectors is configured for detecting optical radiation with a detection area which is subdivided into a plurality of detection regions,
b) each detector is configured to form a derivative with respect to time of detection signals of individual detection regions, subsequently to rectify the detection signals, and to sum or to average the differentiated and rectified detection signals of all the detection regions and then to provide them as an output signal,
c) the array of detectors is configured for a parallel optical detection of a respective movement in a plurality of mutually separate biological samples or of a respective movement of a sample component in the plurality of mutually separate biological samples, and
d) each detector is configured for assignment to a corresponding cavity of a multiwell plate or a hanging drop multiwell plate which has a plurality of cavities arranged in rows and columns to receive the plurality of mutually separate biological samples.

US Pat. No. 10,393,651

ATTACHMENT FOR LIQUID SAMPLE MEASUREMENT, REFRACTIVE INDEX MEASURING DEVICE AND REFRACTIVE INDEX MEASURING METHOD

SHIMADZU CORPORATION, Ky...

1. An attachment for liquid sample measurement, which is disposed on a V-block prism with a groove which is a V-shaped groove for keeping a liquid sample formed thereon so as to enter the groove, and is used when a refractive index of the liquid sample is measured by a V-block refractive index measuring device,the attachment for liquid sample measurement comprising:
a body, which forms an enclosing space for enclosing the liquid sample between the body and a surface of the groove formed on the V-block prism, and makes the liquid sample enclosed in the enclosing space contact directly with the surface of the groove.

US Pat. No. 10,393,650

SYSTEM AND METHOD FOR DETERMINING CHARACTERISTICS OF AN OBJECT OR A SAMPLE

1. A system for determining characteristics of an object or a sample, comprising:at least a first and a second transmitter unit, wherein the first transmitter unit is configured for transmitting first electromagnetic waves towards the object and the second transmitter unit is configured for transmitting second electromagnetic waves towards the object; and
at least one receiver unit for receiving electromagnetic waves from the object, the receiver unit generating a receiver signal upon receipt of the electromagnetic waves from the object, wherein:
the first and the second transmitter unit are configured in such a way that the first and the second electromagnetic waves are modulated differently in such a way that by demodulating the receiver signal, a portion of the receiver signal evoked by the first electromagnetic waves can be separated from a portion of the receiver signal evoked by the second electromagnetic waves, wherein the locations of the first and the second transmitter unit and the receiver unit relative to one another and the transmission or receiving characteristics of the transmitter units or the receiver unit, respectively, are known, and
an evaluation unit configured for generating a two-dimensional and/or a three-dimensional reconstruction of the object using the receiver signal.

US Pat. No. 10,393,647

SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT FOR AUTOMATICALLY DETERMINING A PARAMETER CAUSING AN ABNORMAL SEMICONDUCTOR METROLOGY MEASUREMENT

KLA-TENCOR CORPORATION, ...

1. A method, comprising:generating, by a metrology tool, an abnormal semiconductor metrology measurement from a semiconductor component fabricated by a semiconductor fabrication process by:
outputting light, by a light system of the metrology tool, to illuminate the fabricated semiconductor component,
capturing, by a collection system of the metrology tool, information describing an interaction of the light with the fabricated semiconductor component,
analyzing, by a processing system of the metrology tool, the information to obtain measurements for the fabricated semiconductor component,
determining, by the metrology tool, one of the measurements as abnormal with regards to a predefined model of the fabricated semiconductor component;
receiving, by a computer processor from the metrology tool, the abnormal semiconductor metrology measurement;
receiving, by the computer processor, an indication of a subset of parameters defined in the predefined model of the fabricated semiconductor component that are each potentially a cause of the abnormal semiconductor metrology measurement;
for each of the parameters in the determined subset of parameters:
adjusting, by the computer processor, a value of the parameter to be outside of a predefined value specified for the parameter in the model of the fabricated semiconductor component,
determining, by the computer processor, a normal spectra response resulting from the adjusted parameter,
comparing, by the computer processor, the normal spectra response to an abnormal spectra associated with the abnormal semiconductor metrology measurement to identify a spectra response difference therebetween;
ranking, by the computer processor, the parameters in the determined subset of parameters, from least to most spectra response difference;
in accordance with the ranking, selecting, by the computer processor, an N number of the ranked parameters in sequence beginning with the parameter corresponding to the least spectra response difference, where N is predefined and is less than a number of all the parameters defined in the model, and
automatically determining, by the computer processor, the cause of the abnormal semiconductor metrology measurement, from the one or more of the selected parameters by:
performing, by the computer processor, regression in association with each of the selected parameters and automatically identifying from the regression one or more of the selected parameters as the at least one parameter of the fabricated semiconductor component causing the abnormal semiconductor metrology measurement; and
providing the determined cause of the abnormal semiconductor metrology measurement for use in facilitating process controls in the semiconductor fabrication process.

US Pat. No. 10,393,646

METHOD OF MEASURING AN ADHESIVE FORCE OF INTERLAYER ADHESIVE LAYER IN TENSILE MODE FOR STACKED SEMICONDUCTOR DEVICE AND APPARATUS FOR MEASURING THE SAME

SK HYNIX INC., Icheon (K...

1. An apparatus for measuring an adhesive force of an interlayer adhesive layer for a stacked semiconductor device, wherein the stacked semiconductor device is a device under test comprising a lower test layer and an upper test layer stacked on the lower test layer, the upper test layer comprising an overhang that protrudes past an edge of the lower test layer by a predetermined length, the lower test layer and the upper test layer being bonded together by the interlayer adhesive layer, the apparatus comprising:a mounting stage fixing the device under test;
a load applying tip applying a load to a bottom surface of the overhang in a first direction;
a location adjuster adjusting a distance between the device under test and the load applying tip to apply the load to the bottom surface of the overhang;
a load cell detecting a magnitude of the applied load; and
a controller controlling the location adjuster and the load cell.

US Pat. No. 10,393,645

MANUFACTURE ELECTRODES FOR ELECTROCHEMICAL MONITORING

THE BOEING COMPANY, Chic...

1. A method for determining material performance comprising:flexing a material system,
the material system comprising:
a metal substrate,
a first coating layer disposed on the metal substrate,
a first electrode directly disposed on the first coating layer, and
a second electrode disposed on the metal substrate; and
detecting impedance of the material system with an electrochemical impedance spectrometer.

US Pat. No. 10,393,644

METHOD AND SYSTEM FOR MICROFLUIDIC PARTICLE ORIENTATION AND/OR SORTING

Engender Technologies Lim...

1. A microfluidic system for sexing sperm comprising:at least one channel configured for flowing a fluid flow between at least one input source and at least two outputs;
an orientation stage arranged downstream from the at least one input source, and comprising at least one optical waveguide configured to expose sperm contained in the flow to radiation pressure for causing at least a majority of the sperm to adopt a particular orientation in the flow;
a detection stage arranged downstream from the orientation stage and comprising an optical detector configured to discriminate between X and Y sperm in the flow; and
a switching stage comprising a plurality of optical waveguides arranged and configured to expose sperm in the flow to radiation pressure for causing a change in direction of movement of selected X or selected Y sperm in the flow so as to sort the selected X or selected Y sperm into one of the at least two outputs based on input from the detection stage.

US Pat. No. 10,393,643

OPTICAL VORTEX CORONAGRAPH SCATTEROMETER

Rochester Institute of Te...

1. An optical vortex coronagraph scatterometer comprising:a light source of wavelength ?;
a detector;
a scattering cell in optical communication with the light source;
a circular aperture having a radius R at a distance d from the scattering cell in optical communication with the light source;
a pivot point between the circular aperture and the scattering cell allowing relative movement of the light source and the scattering cell with respect to the circular aperture;
an optical vortex element;
a first lens comprising a focal length f1 disposed between the circular aperture and the optical vortex element at a distance of f1 from the circular aperture and a distance of f1 from the optical vortex element; and
a second lens comprising a focal length f2 disposed between the optical vortex element and the detector at a distance of f2 from the detector and a distance of f2 from the optical vortex element, wherein the optical vortex element is disposed between the circular aperture and the detector.

US Pat. No. 10,393,642

PILLAR ARRAY STRUCTURE WITH UNIFORM AND HIGH ASPECT RATIO NANOMETER GAPS

INTERNATIONAL BUSINESS MA...

1. A method of forming a nanopillar array, the method comprising:disposing a hard mask layer on a substrate;
patterning a resist layer into a pattern of the nanopillar array, the resist layer having been disposed on the hard mask layer;
utilizing the resist layer to pattern the hard mask layer into the pattern of the nanopillar array, such that both the resist layer and the hard mask layer have the pattern of the nanopillar array;
patterning the substrate into the pattern of the nanopillar array such that the nanopillar array is formed, wherein the resist layer and the hard mask layer are removed and wherein nanopillars in the nanopillar array have a first gap size in a side-to-side relationship relative to each other; and
reducing the first gap size to a second gap size by disposing an oxide layer on the nanopillar array, wherein reducing the first gap size to the second gap size by disposing the oxide layer on the nanopillar array causes each of the nanopillars to have a uniform shape and causes the second gap size to be uniform throughout the nanopillar array for the side-to-side relationship of the nanopillars.

US Pat. No. 10,393,639

METHOD AND SYSTEM FOR SIMULTANEOUSLY MEASURING FINE PARTICLE CONCENTRATIONS PM1, PM2.5 AND PM10—PARTICULATE MATTER

1. A method for measuring different particle concentrations using a particle measuring system comprising a photometric scattered light unit (1) with a measurement volume (16), wherein the scattered light unit (1) includes at least one light transmitter (7) which emits pulsed light signals, and at least one light-sensitive receiver system (8), which is arranged at at least one angle (15), the method comprising the at least one light-sensitive receiver system simultaneously receiving scattered light (14) from a plurality of particles (12) forming particle concentrations, the scattered light unit (1) with measurement volume (16) is hermetically sealed with the exception of at least one of a fluid inlet (1a) or a fluid outlet (1b), which are provided with blocking devices (2, 3), applying a sample of the fluid to be examined to the scattered light unit (1) with the measurement volume (16) and recording a predeterminable first number of measurement values, introducing a virtually particle-free fluid, which was filtered by flowing through a zero filter (5) and which is conveyed by a pump unit (6), into the measurement volume (16) either at the blockable fluid inlet (1a, 2) or at the blockable fluid outlet (1b, 3) and recording the predeterminable first number of measurement values, which are stored as a zero level, for calibrating the scattered light unit.

US Pat. No. 10,393,638

SYSTEM AND METHOD FOR DETERMINING VAPOR PRESSURE OF PRODUCED HYDROCARBON STREAMS VIA SPECTROSCOPY

JP3 Measurement, LLC, Au...

1. A method for determining vapor pressure of a fluid, comprising:taking two or more samples of liquids from a pipeline within a fluid infrastructure;
measuring vapor pressure of the samples offline without analyzing composition of the two or more samples;
simultaneously with the taking two or more samples of liquids, obtaining a spectral response of the liquid in the pipeline using absorption spectroscopy with a near infrared (“NIR”) analyzer;
correlating the spectral response obtained with the absorption spectroscopy with the measured vapor pressure of the samples to build chemometric models that report vapor pressure of the liquid in the pipeline in real time.

US Pat. No. 10,393,637

SAME TIME DOMAIN MULTI-FREQUENCY BAND HYDRAULIC TESTING SYSTEM AND CONTROL METHOD THEREFOR

CHANGSHA DAYONCHUAN ELECT...

1. A same-time-domain multi-frequency band hydraulic system, comprising:a high-frequency data processing system,
a control system connecting to the high-frequency data processing system for controlling and adjusting a pressure, a current capacity and a direction of a fluid in a hydraulic system,
an executive system connecting to the control system for converting a pressure energy of the fluid to a mechanism energy,
a load connecting to the executive system, wherein the load is driven by the executive system,
a static measuring system connecting the load and the high-frequency data processing system for measuring a response of the hydraulic system and generating a first data, and
a dynamic measuring system connecting the load and the high-frequency data processing system for measuring a response of the hydraulic system and generating a second data,
wherein said high-frequency data processing system processes input command signals, the second data from said dynamic measuring system, and the first data from said static measuring system, wherein the high-frequency data processing system further automatically generates, displays, and saves same-time-domain multi-frequency band test result data, wherein part of input signals are converted into input signals of said control system by said high-frequency data processing system and executed by said executive system, wherein the frequency response and measurement accuracy of said dynamic measuring system and said high-frequency data processing system meet the requirements of both the test and the hydraulic testing system.

US Pat. No. 10,393,636

SYSTEM AND METHOD FOR DESORBING AND DETECTING AN ANALYTE SORBED ON A SOLID PHASE MICROEXTRACTION DEVICE

11. A method for desorbing and detecting an analyte sorbed on the surface of magnetic particles, the method comprising:desorbing at least some of the analyte from the magnetic particles held magnetically in a well and put in contact with an insulated droplet, wherein the desorption solution in the insulated droplet is substantially not flowing to a flow injector;
flushing substantially all of the insulated droplet to the flow injector as a substantially undiluted plug of liquid towards a detector.

US Pat. No. 10,393,635

SEMICONDUCTOR MANUFACTURED NANO-STRUCTURES FOR MICROBE OR VIRUS TRAPPING OR DESTRUCTION

INTERNATIONAL BUSINESS MA...

1. A device for damaging or destroying a microbe or a virion, comprising:a semiconductor substrate; and
an array of semiconductor protrusions extending from a surface of the semiconductor substrate, the semiconductor protrusions comprising nanospikes, the array of semiconductor protrusions having nanoscale dimensions, and diamond-shaped epitaxial growth arranged on a terminal end of each semiconductor protrusion of the array of protrusions, the array of semiconductor protrusions comprising a fractal pattern of spike sizes;
wherein the microbe or the virion is damaged or destroyed after being disposed on the array of protrusions.

US Pat. No. 10,393,634

CARTRIDGE AND APPARATUS FOR PREPARING A BIOLOGICAL SAMPLE

KONINKLIJKE PHILIPS N.V.,...

1. A cartridge for processing a sample carried on a substrate, the cartridge comprising:a cartridge body comprising:
a reaction chamber;
walls that surround the reaction chamber and define an opening extending between the walls and across the reaction chamber;
a fluidic inlet system configured to provide at least one reagent fluid to the reaction chamber;
a fluidic outlet system configured to receive fluid from the reaction chamber; and
corresponding pump membranes positioned in the fluidic inlet system and the fluidic outlet system, wherein the corresponding pump membranes are configured to induce a pressure-driven fluid flow from the fluidic inlet system through the reaction chamber to the fluidic outlet system;
wherein the fluidic inlet system, the reaction chamber, and the fluidic outlet system are configured to be closed to an exchange of liquids with an environment outside the cartridge by the walls of the cartridge body and a wall of the substrate carrying the sample in response to an attachment of the substrate carrying the sample over the walls of the cartridge body and the opening.

US Pat. No. 10,393,630

AUTOMATED MULTIPLE SAMPLE PROCESSOR HAVING A PLURALITY OF PISTON PUMPS

ALFRED-WEGENER-INSTITUT H...

1. An automated multiple-sample processor for fluid samples, the automated multi-sample processor comprising:a plurality of piston pumps which have a sample opening, a cylindrical housing and an axially displaceable piston and which are removably mounted in a support frame, each of the pistons being connected to first and second spiral springs by a free end of the piston that is remote from the sample opening, the two spiral springs being supported in the support frame and being fixable in a tensioned initial position by a lock which, for each of the piston pumps, has a release lever triggerable by a driver on a rotatable shaft in a manner such that the triggering of the release lever results in the piston being displaced in the cylindrical housing, the two spiral springs being both configured either as extension springs or as compression springs,
wherein, in the case the two spiral springs are provided as the extension springs with the release lever in a first installation position I, the triggering of the release lever by the driver results in the piston being pushed into the cylindrical housing, or, in the case the two spiral springs are provided as the compression springs with the release lever in a second installation position II, which is rotated by 180° with respect to the first installation position I, the triggering of the release lever by the driver results in the piston being pushed out of the cylindrical housing.

US Pat. No. 10,393,629

FUEL CONSUMPTION ESTIMATION

CENTRICA HIVE LIMITED, W...

1. A system for estimating fuel consumption of a boiler in a building, the system comprising a processor configured to:monitor a control signal, comprising a time series of commands provided from an external heating control unit to the boiler, the control signal for switching water heating and/or space heating on and off,
determine at least one ON time of the boiler based on the time series of commands comprised in the monitored control signal,
determine a type of fuel consuming activity based on at least one of:
a temperature sensor,
the monitored control signal, and
one or more operating characteristics of the boiler, and
determine an estimated fuel consumption of the boiler based at least on the determined type of fuel consuming activity, the at least one ON time of the boiler, and a set of boiler fuel consumption data for mapping said at least one ON time to an estimated fuel consumption.

US Pat. No. 10,393,628

TRACK VEHICLE COLLISION TESTING DEVICE AND TRACK VEHICLE COLLISION TESTING METHOD

CRRC QINGDAO SIFANG CO., ...

1. A rail vehicle collision test rig, used for collision tests on a tested vehicle, wherein the rail vehicle collision test rig comprises:a track configured to support and guide the tested vehicle;
a small vehicle configured to push the tested vehicle, wherein the small vehicle is arranged on the track;
a drive motor configured to drive the small vehicle to move forward, wherein the drive motor is arranged at a first end of the track;
a first rotating hub, wherein the first rotating hub is arranged at the first end of the track and is connected to the drive motor;
a brake motor configured to brake the small vehicle, wherein the brake motor is arranged at a second end of the track;
a second rotating hub, wherein the second rotating hub is arranged at the second end of the track and is connected to the brake motor;
a connecting rope, wherein the connecting rope is wound on the first rotating hub and the second rotating hub, and the small vehicle is connected to the connecting rope at a portion between the first rotating hub and the second rotating hub;
a detector configured to detect a velocity and a position of the tested vehicle in real time; and
a controller, which is connected to the detector and allowed to communicate with the detector, and is configured to control the drive motor and the brake motor to operate or stop operating; and
wherein, in a first state, the small vehicle is located at the rear of the tested vehicle and is in contact with the tested vehicle and abuts against the tested vehicle, and the controller is configured to control the drive motor to drive the small vehicle to push the tested vehicle to perform an accelerated movement; and
in a second state, when a velocity, detected by the detector, of the tested vehicle being pushed by the small vehicle reaches a preset velocity, the controller is configured to stop the drive motor and start the brake motor to brake the small vehicle to disengage the small vehicle from the tested vehicle.

US Pat. No. 10,393,627

CHOCK ASSEMBLY

Ford Motor Company, Dear...

1. A chock assembly for a vehicle test rig, the chock assembly comprising:a guide member;
a chock coupled to the guide member;
a securing member configured to attach the guide member to the vehicle test rig, wherein the guide member is slidably coupled to the securing member, and the guide member is moveable along a longitudinal centerline of the vehicle test rig while being attached to the vehicle test rig; and
a support structure configured to attach to one of the guide member and the securing member, the support structure being configured to attach the chock assembly to a recovery point of a vehicle.

US Pat. No. 10,393,626

ENGINE BRAKE TEST TOOL

PACCAR Inc, Bellevue, WA...

1. A fitting for use as an engine brake test tool, the fitting comprising:a body configured to be secured within a valve opening in an engine brake system such that the body prevents oil from flowing from an oil inlet line to an oil outlet line of the engine brake system, wherein the oil outlet line is configured to be fluidly coupled to a slave piston;
a first opening in the body configured to be placed into fluid communication with a pressurized fluid source; and
a second opening configured to be placed into fluid communication with the oil outlet line when the body prevents oil from flowing from the oil inlet line to the oil outlet line such that pressurized air may flow from the pressurized fluid source to the oil outlet line.

US Pat. No. 10,393,625

METHOD AND DEVICE FOR GENERATING ALLOWED INPUT DATA TRAJECTORIES FOR A TESTING SYSTEM

Robert Bosch GmbH, Stutt...

1. A method for generating an allowed input data trajectory for an engine system to be tested or measured, the method comprising:providing an input data trajectory in an input data space having dimensions corresponding to a number of input variables of the engine system, wherein the input data trajectory is a curve formed by a sequence of combinations of input values of the input variables, the input values being automatically generated for testing or measuring the engine system, each of the combinations of input values of the input variables having a corresponding excitation of the engine system when applied to the engine system;
determining an allowed operating range for the combinations of the input values of the input variables for testing or measuring the engine system;
replacing at least one segment of the provided input data trajectory, which is outside of the allowed operating range, with a trajectory segment formed of other combinations of input values of the input variables to obtain the allowed input data trajectory, the other combinations of the input values of the input variables being within the allowed operating range; and
exciting the engine system to test or measuring the engine system using the allowed input data trajectory, each of the combinations and other combinations of the input values of the input variables of the allowed input data trajectory being applied to the engine system in sequence to obtain a dynamic excitation of the engine system at different operating points of the engine system.

US Pat. No. 10,393,624

INFORMATION PROCESSOR SYSTEM FOR MONITORING A COMPLEX SYSTEM

SAFRAN AIRCRAFT ENGINES, ...

1. An sensor system for monitoring a complex system comprising:at least one sensor placed in a particular location in the complex system and configured to detect one or more physical magnitudes whenever a variation is detected relative to a threshold;
processing circuitry configured to
receive at least one piece of event detection information from the at least one sensor associated with a detection time, a fault flag being associated with the at least one piece of event detection information, where the received at least one piece of event detection information includes a magnitude level of a fault indicated by the fault flag and an initial confidence level;
generate at least one remanent confidence level value that decreases from the initial confidence level over time starting from the detection time, the remanent confidence level value being associated with the fault flag and the magnitude level associated with the received at least one piece of event detection information; and
when a new piece of event detection information is received that is associated with the fault flag and includes an initial confidence level and a same magnitude level as the at least one piece of event detection information, generate an integrated remanent confidence level value for the new piece of event detection information which is based on the initial confidence level that is included in the new piece of event detection information and the remanent confidence level value that exists at a time when the new piece of event detection information is received,
wherein the at least one piece of detection information associated with a detection time is included in a failure message including at least a failure time, the initial confidence level, and a failure identifier.

US Pat. No. 10,393,623

ABNORMALITY DIAGNOSIS DEVICE, BEARING, ROTATION DEVICE, INDUSTRIAL MACHINE AND VEHICLE

NSK LTD., Tokyo (JP)

1. An abnormality diagnosis device comprising:a vibration detecting unit detecting vibration generated in a rotation device configured by including a bearing that supports a rotation shaft;
a rotation speed detecting unit detecting rotation speed of the rotation shaft;
a vibration measuring unit measuring vibration generated in the rotation device while the rotation shaft is rotating at previously set setting rotation speed, based on a detection result of the rotation speed detecting unit and a detection result of the vibration detecting unit;
an initial frequency component extraction unit extracting a feature frequency component regarding abnormality of each abnormality diagnosis target of the rotation device, from an initial vibration value, which is a value of the vibration measured by the vibration measuring unit at previously set initial measurement timing while the rotation device is operating;
an actual measurement frequency component extraction unit extracting the feature frequency component from an actual measurement vibration value, which is a value of the vibration measured by the vibration measuring unit at actual measurement timing that is the previously set initial measurement timing or later while the rotation device is operating;
a differential value calculating unit calculating a differential value between an initial frequency component, which is the feature frequency component extracted from the initial vibration value, and an actual measurement frequency component, which is the feature frequency component extracted from the actual measurement vibration value; and
an abnormality diagnosis unit comparing the differential value calculated by the differential value calculating unit and a previously set diagnosis threshold, and diagnosing abnormality of each of the abnormality diagnosis targets based on a result of the comparison,
wherein
after the initial frequency component extraction unit extracts the initial frequency component, the vibration measuring unit measures the actual measurement vibration value every time rotation speed of the rotation shaft becomes the setting rotation speed, the actual measurement frequency component extracting unit extracts the actual measurement frequency component from the measured actual measurement vibration value, the differential value calculating unit calculates a differential value between the initial frequency component and the extracted actual measurement frequency component, and the abnormality diagnosis unit compares the calculated differential value and the diagnosis threshold and diagnoses abnormality of each of the abnormality diagnosis targets based on a result of the comparison.

US Pat. No. 10,393,622

TECHNIQUES FOR MONITORING GEAR CONDITION

1. A method comprising performing the following steps with respect to a system that comprises an electrical motor and a speed output unit, and the electrical motor is followed by a gear, wherein the following acts are performed by a processor of a controller of a motor drive operationally coupled to the system:monitoring a first set of frequencies from the system over a measurement period when the system is in a known good operating condition;
storing the first set of monitored frequencies or derivatives thereof as reference data in a long-term storage system;
monitoring a second set of frequencies from the system over a measurement period when the system is in an unknown operating condition;
comparing the second set of monitored frequencies with the first set of monitored frequencies in a frequency domain; and
in the frequency domain, detecting changes between corresponding frequencies resulting from the second set of monitored frequencies and the first set of monitored frequencies,
wherein the electrical motor is driven by the motor drive, and the electrical motor and the motor drive are in a closed-loop configuration,
wherein the motor drive utilizes a closed-loop speed feedback signal for controlling the electrical motor and the motor drive in the closed-loop configuration, and wherein at least some of the monitored frequencies are obtained from the closed-loop speed feedback signal or its derivative, and
wherein the closed-loop speed feedback signal or its derivative comprises a rotational speed information of the electric motor, wherein the rotational speed information is sampled at equal intervals.

US Pat. No. 10,393,621

METHOD FOR ASSESSING THE CONDITION OF ROTATING MACHINERY CONNECTED TO AN ELECTRIC MOTOR

ABB Schweiz AG, Baden (C...

1. A method for operating a first drive train including a rotating machine (RM) connected to an electric motor (MM) using a computing device operatively coupled to the first drive train and including a signal processing unit and a non-transitory computer readable medium, the method comprising:building N (N?2) drive trains, having (MM?) motors and (RM?) rotating machines, the motors (MM?) and the rotating machines (RM?) each being of the same type and model, wherein drive train component health conditions are known as Condition 1 to Condition N, for training a neural network, and wherein the type and the model of the motors (MM?) and the rotating machines (RM?) match the type and model of the motor and rotating machine of the first drive train,
using a data acquisition unit of the computing device to acquire current (I1, . . . , IN) and voltage signals (U1, . . . , UN) of the motors (MM?) of the N different drive trains with Conditions 1 to Condition N, the acquired current and voltage signals being received from a set of non-electromechanical sensors that are not mounted to the N different drive trains,
filtering the measured signals, with the computing device, to remove the fundamental frequency components and processing the filtered signals to generate: time waveforms of the currents (Wc) and voltages (Wv), frequency spectra of the currents (Sc) and voltages (Sv) and time synchronous averaged (TSAc) waveforms of the currents by using the signal processing unit, and
in a feature extraction unit of the computing device, extracting representative features of time waveforms of the current (G1-Wc1 . . . N), and voltages (G2-Wv1 . . . N), representative features of the frequency spectra of the currents (G3-Sc1 . . . N) and voltages (G4-SV . . . 1), and representative features of time synchronous averaged (TSA) waveforms of the currents (G5-TSAc1 . . . N),
training a neural network with the computing device, using a first portion of the representative features obtained with the extraction unit and storing the information of the trained neural network in the non-transitory computer readable medium of the computing device (CD) or (CD?),
using an on-line data acquisition unit of the computing device to acquire current (IA, IB, IC) and voltage signals (UA, UB, UC) of the motor (MM) of the first drive train,
for the first drive train, filtering the measured signals to remove the fundamental frequency components and processing the filtered signals to generate: time waveforms of the currents (Wcx) and voltages (Wvx), frequency spectra of the currents (Scx) and voltages (Svx), time synchronous averaged (TSA) waveforms of the currents (TSAcx) by using the signal processing unit of the computing device,
for the first drive train, extracting the representative features of time waveforms of the currents (G1-Wcx) and voltages (G2-Wvx), the representative features of the frequency spectra of the currents (G3-Scx) and voltages (G4-Svx), and the representative features of time synchronous averaged (TSA) waveforms of the currents (G5-TSAcx), by using the feature extraction unit of the computing device,
classifying, with the computing device, the drive train component health condition of rotating machine (RM) connected to the electric motor (MM) of the first drive train by analyzing all the extracted representative features obtained from the signals acquired from the first drive train by using the trained neural network,
generating an output vector (Z=[Z1 . . . ZN]), wherein the vector (Z) has N elements and if the output vector Z has only one element having value equal to 1 and the remaining rest of element values are equal to 0, determining the index (i) of the element with the value equal to 1, which index (i) indicates that the drive train component health condition of the first drive train is equal to the ith Condition of the N available known drive train component health conditions, and
altering the operation of the first drive train in response to classifying the drive train component health condition of the rotating machinery (RM) connected to the electric motor (MM) of the first drive train by using a value of the output vector (Z=[Z1 . . . ZN]) effective to maintain the continuity of the first drive train.

US Pat. No. 10,393,619

ONE-PIECE TEST APPARATUS FOR STEEL FURRINGS AND ACCESSORIES FOR BUILDING

KUNSHAN CONSTRUCT ENGINEE...

1. A one-piece test apparatus for steel furrings and accessories for building, comprising:a plurality of support legs;
a rectangular frame disposed on the tops of the support legs;
a first hoisting motor, a load-carrying hoisting motor, a second hoisting motor and a third hoisting motor which are sequentially arranged above the rectangular frame;
wherein one side-edge beam parallel to a first short edge of the rectangular frame is provided on the rectangular frame, a plurality of locking holes being opened on the first short edge and the side-edge beam respectively, and the side-edge beam being connected with a long edge of the rectangular frame by an adjustment fixing hole, the adjustment fixing hole comprising a first slotted hole, a second slotted hole and a third slotted hole which are sequentially formed at the long edge;
wherein the rectangular frame is also provided with at least two bearing crossbeams arranged in parallel, a separate hanging plate being provided on a respective side surface of each of the bearing crossbeams, and an erection hole being formed in the middle of the hanging plate.

US Pat. No. 10,393,618

CONTROLLED PULSE GENERATION METHODS AND APPARATUSES FOR EVALUATING STICTION IN MICROELECTROMECHANICAL SYSTEMS DEVICES

NXP USA, Inc., Austin, T...

1. A method for testing stiction in Microelectromechanical Systems (MEMS) devices, the method comprising:loading a MEMS device into a socket provided on a Device-Under-Test (DUT) board of a mechanized test apparatus, the DUT board having a first end portion and a second end portion, the socket being located on the first end portion and a shaft being joined to the second end portion of the DUT board in a rotationally fixed relationship;
after loading the MEMS device into the socket, generating a series of controlled shock pulses transmitted through the MEMS device utilizing the mechanized test apparatus, wherein the generating operation comprises controlling the shaft to move the shaft and the DUT board in a manner that repeatedly directs the MEMS device along a predefined motion path from a start position to a stop position to generate the series of controlled shock pulses, and wherein the controlling operation comprises controlling the mechanized test apparatus to rotate the shaft and the DUT board about a rotational axis to direct the MEMS device along a predefined arcuate motion path, the rotational axis being aligned with and centered at the shaft; and
monitoring an output of the MEMS device to determine whether stiction of the MEMS device occurs during each of the series of controlled shock pulses.

US Pat. No. 10,393,615

HORIZONTAL HIGH SPEED TESTING DEVICE FOR SPIRAL SEAL OF HORIZONTAL CONE BIT BEARING

Southwest Petroleum Unive...

1. A horizontal high-speed testing device for a spiral seal of a cone bit bearing, comprising:a cone;
a spiral sleeve, which is in threaded connection to the cone, and an inner diameter of which is provided with sealing threads simulating a spiral seal of a cone bit bearing; and
a shaft, on which both the spiral sleeve and the cone are sheathed, and in which a first through hole, a second through hole and a third through hole are formed;
wherein, a first cavity is formed between the spiral sleeve, the cone and the shaft; the first through hole is communicated with the first cavity; there is an axial clearance between the spiral sleeve and the shaft and an axial clearance between the cone and the shaft to form a second cavity; the first cavity is communicated with the second cavity; and, both the second through hole and the third through hole are communicated with the second cavity.

US Pat. No. 10,393,614

SYSTEM AND A METHOD FOR TESTING A PIPE JOINT

1. A system (100) for testing a pipe joint, comprising:a pipe joint having a male pipe section (102) and a female pipe section (104);
a test port (106) disposed in a test space provided on the male pipe section (102); and
a testing apparatus comprising:
a needle (112);
a tubing (114) attached to the needle (112);
a pressure supply assembly (116) attached to the tubing (114) in order to provide a predetermined air pressure while testing of the pipe joint;
wherein the test space is a cavity provided in the male pipe section (102);
wherein the test port (106) is fixed into the interior diameter of the male pipe section (102) and is secured into the test space of the male pipe section (102) using a fastening means; and
wherein the test port (106) connects an annular space (110) created at a junction of the male pipe section (102) and female pipe section (104) by providing gaskets (108)
wherein the tubing (114) comprises a puck (805) adapted to extract the needle (112) from the test port (106).

US Pat. No. 10,393,613

PRESSURE AND LEAK TESTING METHODS

ILLUMINA, INC., San Dieg...

15. A method comprising:implementing a stored prescribed test protocol that comprises:
(a) selecting a flow path from a plurality of flow paths through a flow cell in accordance with the prescribed test protocol;
(b) actuating a pump to pressurize a fluid in the selected flow path in a stepwise manner using a plurality of pressure steps;
(c) generating pressure data representative of the pressure in the selected flow path; and
(d) processing the pressure data representative of the pressure in the selected flow path to determine whether the selected flow path maintains pressure in a desired manner.

US Pat. No. 10,393,612

INSPECTION SMOKE MACHINE

1. A smoke generating device for connection to a source of pressurized gas, said device comprising:a housing defining a chamber, the chamber including a liquid reservoir for holding a supply of liquid;
a heating element disposed within said chamber;
a gas inlet for connection to the source of pressurized gas at a predetermined pressure;
a gas supply fluid path extending from the source of pressurized gas to said gas inlet, through said housing and into said chamber;
a liquid transfer device configured to convey a liquid from said liquid reservoir to said heating element;
an outlet conduit in fluid communication with said chamber and configured to convey vapor from said chamber; and
a control unit including a pressure controller responsive to activation of a manually-actuated operating mode selector control to switch said smoke generating device between at least first and second pressure operating modes, in said first pressure operating mode said smoke generating device being capable to output and maintain for a period of time pressurized vapor at a first fixed test pressure within a range of 0.5 to 2.5 psi and in said second pressure operating mode said smoke generating device being capable to output and maintain for a period of time pressurized vapor at a second fixed test pressure within a range of 5 to 15 psi.

US Pat. No. 10,393,611

INSPECTION SMOKE MACHINE

1. A smoke generating device for connection to a source of pressurized gas, said device comprising:a housing defining a chamber, the chamber including a reservoir for holding a supply of liquid;
a gas inlet for connection to the source of pressurized gas;
a gas supply fluid path extending from said gas inlet, through said housing and into said chamber;
a smoke outlet for outputting smoke;
a smoke fluid path extending from said chamber through said housing to outside of said housing to convey smoke from said chamber to outside of said housing;
a heating element having a pair of electrical terminals for receiving electrical power and a heating body powered by the electrical power disposed within said chamber;
a wicking liquid transfer device configured to convey a liquid from said reservoir to said heating element by capillary action, said wicking liquid transfer device comprising:
a first portion substantially surrounding and applied to the heating body in a friction fit providing a pressure by the wicking liquid transfer device holding the first portion covering the heating body; and
a second portion projecting from the first portion into the reservoir for absorbing the liquid and by capillary action transferring liquid from the reservoir to the first portion;
wherein said wicking liquid transfer device comprises a fiber bundle wick and wherein said first portion comprises a section of said fiber bundle wick that is tied around said heating body and tied with a tightness creating said friction fit.

US Pat. No. 10,393,610

PIPELINE LEAK DETECTION APPARATUS

Advanced Engineering Solu...

1. Apparatus for detecting one or more parameters of a pipeline, said apparatus comprising:a device having a housing;
a cavity defined within said housing;
a plurality of detection components located within said cavity,
said housing formed from at least two parts engaged in a sealed manner and forming a substantially continuous external wall of the device,
wherein said device further comprises an accelerometer located within said cavity to indicate changes in velocity and/or location of the device moving along the interior of the pipeline and a detected change in velocity is attributed by processing means to one or more parameters of the pipeline through which the device passes wherein the device includes a timer and is controlled to record acoustic data for a predetermined duration of time determined with respect to a predicted time for the device to travel between a point of introduction into the pipeline and point of exit from the pipeline.

US Pat. No. 10,393,609

SYSTEM AND METHOD FOR DETECTION OF CHANGES TO COMPRESSION RATIO AND PEAK FIRING PRESSURE OF AN ENGINE

AI ALPINE US BIDCO INC., ...

1. A reciprocating engine system, comprising:a cylinder;
a piston disposed within the cylinder;
a knock sensor disposed external to the cylinder and configured to detect vibrations of the cylinder, the piston, or both that correspond with varying pressures within the cylinder; and
a controller communicatively coupled to the knock sensor and configured to receive a first signal from the knock sensor corresponding with first vibrations of the cylinder and to deduce from the first signal a first operating value of a parameter indicative of peak firing pressure at a first point in time, to compare the first operating value with a baseline value of the parameter indicative of peak firing pressure to detect a change in peak firing pressure based on the first operating value diverging from the baseline value, to receive a second signal from the knock sensor corresponding with second vibrations of the cylinder and to deduce from the second signal a second operating value of the parameter indicative of peak firing pressure at a second point in time, to compare the second operating value with the baseline value to confirm the change in peak firing pressure based on the first operating value and the second operating value diverging from the baseline value, and to output a signal, based on the confirmation of the change in peak firing pressure, indicative of a control command to a component of the reciprocating engine system or indicative of an alert to an operator.

US Pat. No. 10,393,608

PRESSURE CHANGE MEASURING APPARATUS AND PRESSURE CHANGE MEASURING METHOD

SEIKO INSTRUMENTS INC., ...

1. A pressure change measuring apparatus for detecting a time variation of a pressure to be measured, comprising:a differential pressure sensor comprising:
a cavity casing defining a cavity having a predetermined volume and a communication hole configured to allow a pressure transmission medium for transmitting the pressure to be measured to flow into and out of the cavity,
a cantilever which is provided on the cavity casing to block an opening surface of the cavity other than the communication hole and which is configured to bend to be deformed depending on the pressure difference between the inner pressure of the cavity and the pressure to be measured, and
a displacement measuring unit configured to measure a displacement corresponding to the bending deformation of the cantilever and output an output signal relating to a differential pressure between an inner pressure of the cavity, and the pressure to be measured; and
an arithmetic processing unit configured to calculate the time variation of the pressure to be measured,
wherein the arithmetic processing unit comprises:
a differential pressure calculation unit configured to obtain the pressure difference between the inner pressure of the cavity and the pressure to be measured based on the output signal of the displacement measurement unit;
a pressure-to-be-measured calculating unit configured to calculate the pressure to be measured based on a set inner pressure of the cavity and the pressure difference calculated by the differential pressure calculation unit;
a flow rate calculating unit configured to calculate a flowing quantity of the pressure transmission medium flowing into and out of the cavity for every unit of a predetermined time period based on the pressure difference calculated by the differential pressure calculation unit; and
an inner pressure updating unit configured to calculate the inner pressure of the cavity after the predetermined time period based on the flowing quantity calculated by the flow rate calculating unit and the predetermined volume of the cavity, and to update, to the calculated inner pressure, a set value of the inner pressure of the cavity to be used by the pressure-to-be-measured calculating unit.

US Pat. No. 10,393,607

SEMICONDUCTOR SENSING DEVICE

FUJI ELECTRIC CO., LTD., ...

1. A semiconductor sensing device configured to output an electronic signal of a voltage corresponding to a magnitude of a detected physical quantity or force, the semiconductor sensing device comprising:a first switching output element having one terminal connected to a low-potential and another terminal having a higher potential than the one terminal;
a second switching output element connected on a high-potential side of the first switching output element, the first and second switching output elements being complementary, so as to perform switching operations based on receiving opposing input potential voltages;
a first switching element connected to the high potential side of the first switching output element, between the first switching output element and the second switching output element;
a second switching element connected between the first switching element and the second switching output element;
an output terminal connected to a connection point of the first switching element and the second switching element, the output terminal outputting to an external device the electronic signal having a potential of the connection point; and
an output adjustment circuit electrically connected to control inputs of the first and second switching elements,
wherein the output adjustment circuit is configured to turn off the first switching element when a voltage of the output terminal is less than a first voltage,
the output adjustment circuit is configured to turn off the second switching element when the voltage of the output terminal is a second voltage or higher, the second voltage being higher than the first voltage,
the output adjustment circuit is configured to turn off the second switching element when the voltage of the output terminal is equal to or lower than a third voltage, the third voltage being lower than the first voltage, and
the output adjustment circuit is configured to turn off the first switching element when the voltage of the output terminal is more than a fourth voltage, the fourth voltage being higher than the second voltage.

US Pat. No. 10,393,605

PRESSURE SENSOR INCLUDING DEFORMABLE PRESSURE VESSEL(S)

Kionix, Inc., Ithaca, NY...

1. A pressure sensor comprising:a semiconductor substrate that includes a first cavity;
a pressure vessel made from a dielectric lining that is formed in a trench, the pressure vessel having a cross section that defines a void, the pressure vessel having at least one curved portion that is configured to structurally deform based on a pressure difference between a cavity pressure in the first cavity and a vessel pressure in the pressure vessel, at least a first portion of the pressure vessel suspended in the first cavity; and
a first transducer coupled to the first portion of the pressure vessel, the first transducer having an attribute that changes with structural deformation of the pressure vessel.

US Pat. No. 10,393,604

METHOD AND A DEVICE FOR DETERMINING THE PROPULSION TORQUE

AVL LIST GmbH, Graz (AT)...

1. A method for determining a propulsion torque of a torque generator, comprising:mounting the torque generator on a test bench,
outputting, by the torque generator, the propulsion torque onto an output shaft of the torque generator,
measuring a shaft torque on the output shaft,
measuring an inner torque of the torque generator using an indicating measurement system,
transmitting the measured inner torque and shaft torque to a correction torque computing unit,
estimating a correction torque in the correction torque computing unit, based on the measured inner torque, from an equation of motion, the equation of motion using the measured inner torque, a dynamic torque of the torque generator and the measured shaft torque, and
computing the propulsion torque in a propulsion torque computing unit, from the estimated correction torque and from the measured inner torque, according to a relation that the propulsion torque is equal to the correction torque plus the measured inner torque.

US Pat. No. 10,393,603

VISUO-HAPTIC SENSOR

1. An apparatus, comprising:a haptic element comprising at least one optically opaque passive elastically deformable element deformable in multiple dimensions, the haptic element having a first end firmly attached to a movable robot arm and an opposite second end firmly attached to a robot tool;
at least one camera external to the haptic element and operable to capture images of an outside of the elastically deformable element; and
a processor operable to
determine a change of pose of the elastically deformable element by visual tracking and
determine a measurement of force and torque applied to the elastically deformable element based on the captured images and the determined change of pose, wherein the measurement includes at least three components comprising forces and/or torques,
wherein the measurement comprises a 6-axis force and torque vector comprising forces along all three spatial dimensions and torques along all three spatial dimensions.

US Pat. No. 10,393,601

SWITCHED-RESISTOR SENSOR BRIDGE, CORRESPONDING SYSTEM AND METHOD

STMicroelectronics S.r.l....

1. A sensor, including:at least one resistive sensing bridge including a first sensing branch with a first sensing resistor and a second sensing branch with a second sensing resistor, said first and second sensing resistors having variable resistance values in response to a change in a physical variable sensed;
an oscillator configured for generating an oscillation signal, the oscillator controlled by an oscillator control signal wherein a frequency or a period of the oscillation signal is a function of said oscillator control signal;
a sensor reference module alternatingly coupled to the first sensing resistor and the second sensing resistor, the sensor reference module configured for generating said oscillator control signal as a function of the resistance value of said first sensing resistor or said second sensing resistor; and
a processing circuit coupled to said oscillator to provide a sensor signal indicative of the frequency or the period of said oscillation signal, said sensor signal having first and second values with the sensor reference module coupled with the first sensing resistor and with the second sensing resistor, respectively, wherein a combination of said first and second values is indicative of said sensed physical variable.

US Pat. No. 10,393,599

DEFORMABLE APPARATUS AND METHOD

Nokia Technologies Oy, E...

1. An apparatus comprising:a deformable substrate;
a curved support structure;
at least one support configured to space the curved support structure from the substrate so that when the deformable substrate is deformed the curved support structure is not deformed in the same way; and
a capacitive sensor comprising a first protruding electrode and a second protruding electrode that are both capacitively coupled to an overlaying electrode;
wherein the first and second protruding electrodes protrude from at least one side of the curved support structure.

US Pat. No. 10,393,598

HEAT FLUX GAGE

FluxTeq LLC, Blacksburg,...

1. A heat flux gage for measurement of heat transfer to or from a surface, comprising:an electrically insulating sheet with holes made through the sheet;
at least one of a metal top interconnect layer on the top surface that is connected through a hole to a bottom interconnect layer of the same material on the bottom surface, and a metal top interconnect layer on the top surface that is connected through a hole to a bottom interconnect layer of a thermoelectrically different material on the bottom surface, and a plurality n of metal top interconnect layers on the top surface that are connected through holes to a plurality n of bottom interconnect layers of the same material on the bottom surface, and a plurality n of metal top interconnect layers on the top surface that are connected through holes to a plurality n of bottom interconnect layers of a thermoelectrically different material on the bottom surface;
the through hole connection is provided by a material of the same or similar thermoelectric material as the top and bottom interconnect layers, or the through hole connection is provided by a material of the same or similar thermoelectric material as the top interconnect layer;
a second metal of a thermoelectrically different material than the first metal of the top interconnect layer that is connected through a second hole from the top side interconnect layer to the bottom side interconnect layer, or a second through hole connection is provided by a metal of the same or similar thermoelectric material as the bottom interconnect layer on the bottom surface side;
the layers are connected in an alternating fashion to form a differential thermocouple; the pattern is created by printing conductive metallic inks on the surfaces and through holes, or the pattern is created by a combination of plating and etching processes and printing conductive metallic inks on the surfaces and through holes; and a set of metal pads for connecting wires.

US Pat. No. 10,393,597

OVER-TEMPERATURE DETECTOR WITH TEST MODE

NXP USA, Inc., Austin, T...

1. A device, comprising:a temperature detection circuit, including:
a first path including a first transistor connected between a voltage node and a ground node, and
a second path including a second transistor connected between the voltage node and the ground node, wherein, when an ambient temperature of the temperature detection circuit is less than a temperature threshold, a voltage at an emitter terminal of the second transistor is less than a voltage at an emitter terminal of the first transistor minus VT*ln(N), where VT is thermal voltage and N is a ratio of a current density of the first transistor to a current density of the second transistor, and when the ambient temperature of the temperature detection circuit is greater than the temperature threshold, the voltage at the emitter terminal of the second transistor is greater than a voltage at the emitter terminal of the first transistor minus VT*ln(N), and
a measurement circuit, including:
a third transistor including a gate terminal connected to a collector terminal of the second transistor and a source terminal connected to the emitter terminal of the first transistor, and
an output node connected to a drain terminal of the third transistor and configured to generate an output voltage that is proportional to a difference between the temperature threshold of the temperature detection circuit and the ambient temperature of the temperature detection circuit.

US Pat. No. 10,393,596

METHOD FOR CALIBRATING AT LEAST ONE PROCESSING ELEMENT

KRONES AG, (DE)

1. A method for calibrating at least one temperature sensor of a processing station for processing plastic preforms, said method comprising:providing a measurement preform,
establishing a first measurement value of the measurement preform before or after its processing by the processing station, and
subjecting the first measurement value to a mathematical measurement point recorded by a first measuring element,whereinat least one calibration device which determines a deviation of the measured point from a reference point, and reduces this deviation at least partially by adaptation of processing parameters of the processing station.

US Pat. No. 10,393,595

ESTIMATING A CABIN TEMPERATURE OF A VEHICLE

GM GLOBAL TECHNOLOGY OPER...

1. A computer implemented method of controlling a cabin temperature of a vehicle, the method comprising:obtaining, via at least one temperature sensor, a surface temperature of at least a first internal surface of a cabin of the vehicle;
estimating, via a processor and using at least the obtained surface temperature, the heat transfer from the at least one surface to cabin air within the cabin;
estimating, via a processor and using at least the estimated heat transfer, an estimated cabin temperature of the vehicle; and
controlling, via a climate control system of the vehicle and using the estimated cabin temperature, the cabin temperature of the vehicle.

US Pat. No. 10,393,594

THERMOPILE MESH

QUALCOMM Incorporated, S...

1. A semiconductor device, comprising:a semiconductor die having an active region; and
a thermocouple mesh proximate to the active region, the thermocouple mesh comprising:
a first set of wires of a first material extending in a first direction, and
a second set of wires of a second material, different from the first material, extending in a second direction that is different than the first direction, in which the thermocouple mesh is within a middle-of-line (MOL) region of the semiconductor die.

US Pat. No. 10,393,593

MEASURING ARRANGEMENT COMPRISING FIRST AND SECOND PAIRS OF THERMOWIRES

1. A measuring arrangement, comprising:a first pair of thermowires,
a second pair of thermowires, and
an evaluating circuit, wherein:
a first thermowire and a second thermowire of said first pair are insulated completely from one another by an insulation,
said two thermowires of said first pair have no junction for determining temperature and electrically connecting said two thermowires of said first pair with one another,
said two thermowires of said first pair serve to register a first thermovoltage,
said two thermowires of said second pair are electrically connected with one another at a junction and serve to provide a second thermovoltage,
said first pair of thermowires is electrically insulated from said second pair of thermowires, and
said evaluating circuit serves to register said first thermovoltage and said the second thermovoltage.

US Pat. No. 10,393,591

ELECTROMAGNETIC RADIATION DETECTOR USING A PLANAR GOLAY CELL

HONEYWELL INTERNATIONAL I...

1. An electromagnetic radiation detector device using a planar Golay cell, comprising:a cell body forming a cavity therein, wherein the cavity is filled with a gas;
a wavelength selective absorber positioned within the cavity having a predetermined absorption spectral range, wherein the wavelength selective absorber is configured to absorb radiative power from a light source and to heat the gas within the cavity, causing a change in pressure within the cavity; and
a pressure sensing element fluidly connected to the cavity to measure a change in pressure within the cavity;
wherein the pressure sensing element is a microphone.

US Pat. No. 10,393,589

METHODS AND SYSTEMS FOR HOME MONITORING AND CONTROL

GOOGLE LLC, Mountain Vie...

1. A method, comprising:(1) at a doorbell installed at a door of a home, wherein the doorbell includes a button, a camera, a doorbell speaker, a processor and a communication component:
in response to the button being touched, depressed or activated, wirelessly sending a first communication to cause an audio speaker of an electronic device to sound an audible notification and/or a message to be sent to a monitoring device associated with an occupant of the home to indicate presence of a person at the door;
in response to a detection via a remote server that an unknown individual is approaching the home, broadcasting to the unknown individual via the doorbell speaker an audible notice;
capturing video data within a field of view by the camera; and
causing, by the processor, the communication component to wirelessly stream via a remote server the video data captured by the camera to a monitoring device;
(2) at the monitoring device:
executing an application;
receiving from the doorbell via the remote server at least a portion of the video data captured by the camera of the doorbell; and
displaying the received video data captured by the camera of the doorbell; and
(3) at the remote server, wherein the remote server is located remotely from the doorbell, the monitoring device and the audio speaker:
receiving from the doorbell via the communication component the video data captured by the camera and streamed to the remote server;
storing the received video data; and
relaying the received video data to the monitoring device.

US Pat. No. 10,393,588

INFRARED DETECTION MODULE AND ASSOCIATED INFRARED VIEWING DEVICE

1. Infrared detection module comprising:a detection part comprising an infrared detector and a detector housing for accommodating the infrared detector,
a cold-production part comprising a cooling machine for cooling the detector and a cooling machine housing for accommodating the cooling machine,
a fastening device for fixing the detector housing on the cooling machine housing, the fastening device comprising a nut for being screwed onto the detector housing and/or onto the cooling machine housing so as to secure the housings together, and
an indexing pin fixed to one of the housings and an indexing orifice arranged in the other housing, the indexing orifice configured to receive the indexing pin to prevent rotation of the housings relative to each other caused by screwing of the nut.

US Pat. No. 10,393,587

METHODS FOR LASER ABLATION ANALYSIS

Applied Spectra, Inc., F...

1. A method for analyzing the composition of a sample using laser ablation spectroscopy, comprising:placing a sample on a stage being operable to move in x and y directions of a plane and in a z (height) direction perpendicular to the plane and moving said stage in said respective x and y and z directions,
automatically maintaining an optimum height of a first sample site on the sample surface while ablating material from the first sample site into a first luminous plasma plume; and automatically maintaining the optimum height of a second sample site while ablating material from the second sample site into a second luminous plasma plume,
wherein the optimum height is automatically maintained with a stage position controller operable to automatically adjust a height of the stage using a displacement signal proportional to a difference of height of the first sample site relative to a height of the second sample site, and the displacement signal is generated by a position sensor operable to sense the difference of height,
gathering light emanating from each plasma plume into a proximal end of at least one lightguide, and transmitting the gathered light to a plurality of distal ends of the one or more lightguides;
simultaneously coupling transmitted light from each of the distal ends to a respectively associated spectrometer having wavelength separation means and a detector;
receiving wavelength and intensity values from each spectrometer in a computer having instructions operable to determine a representation of the sample composition based on the received wavelength and intensity values; and
determining a representation of the sample composition with the computer.

US Pat. No. 10,393,586

SPECTROMETER AND MANUFACTURING METHOD THEREOF

OTO PHOTONICS INC., Hsin...

1. A spectrometer, comprising:a light input for receiving an optical signal;
a diffraction grating disposed on a transmission path of the optical signal from the light input for dispersing the optical signal into a plurality of spectral rays;
an image sensor disposed on a transmission path of at least a portion of the spectral rays; and
a waveguide, comprising:
a first reflective surface; and
a second reflective surface, wherein a waveguide space is formed between the first reflective surface and the second reflective surface, the optical signal is transmitted from the light input to the diffraction grating via the waveguide space, the at least a portion of the spectral rays is transmitted to the image sensor via the waveguide space;
wherein at least one opening is formed on the waveguide, the at least one opening is located on at least one of the first reflective surface and the second reflective surface, and a portion of the spectral rays diffuses from the at least one opening out of the waveguide space without reaching the image sensor;
wherein the waveguide further comprises at least one extension extending from an end of the waveguide beside the waveguide space toward the image sensor, so as to define a first opening of the at least one opening between the end and the image sensor; and
wherein the extension abuts the image sensor to form the first opening between the end of the waveguide and the image sensor.

US Pat. No. 10,393,585

SPECTRAL DETECTOR AND SPECTRAL DETECTING METHOD USING THE SAME

SAMSUNG ELECTRONICS CO., ...

1. A spectral detector comprising:a grating panel comprising:
a light incident surface on which light is incident, the light incident surface being a single surface;
a first grating pattern provided on a first portion of the light incident surface, the first grating pattern having a first period;
a second grating pattern provided on a second portion of the light incident surface, the second rating pattern having a second period that is different from the first period and the second portion being different from the first portion; and
a light exit surface through which light exits the grating panel; and
an optical measurement panel arranged to face the light exit surface of the grating panel, and configured to measure a change in intensity of first light passing through the first grating pattern according to a propagation distance of the first light, and to measure a change in intensity of second light passing through the second grating pattern according to a propagation distance of the second light.

US Pat. No. 10,393,584

SPECTROMETER, MONOCHROMATOR, DIFFRACTION GRATING AND METHODS OF MANUFACTURING GRATING AND MOLD

OTO PHOTONICS INC., Hsin...

1. A method of manufacturing a diffraction grating comprising:providing a substrate, wherein the substrate has a concave cylindrical surface;
using a blade to rule the concave cylindrical surface;
determining an included angle between the directional face of the blade and the concave cylindrical surface before ruling; and
ruling a plurality of grooves and a plurality of diffraction structures one by one on the concave cylindrical surface of the substrate along a generatrix of the concave cylindrical surface based on the determined included angle to form a reference curve having a plurality of first inflection points, wherein a section contour is obtained by a cross section of the plurality of diffraction structures; the cross section is perpendicular to the generatrix of the concave cylindrical surface; and the section contour shows a connecting line of apexes of the plurality of diffraction structures as the reference curve.

US Pat. No. 10,393,583

CALIBRATION TARGET FOR HYPERSPECTRAL IMAGE SENSOR

NORTHROP GRUMMAN SYSTEMS ...

1. A calibration target for a hyperspectral image sensor comprising:a plurality of panels arranged along a non-linear path for the calibration target; and
a plurality of sheets of dispersive fabric, wherein each of the plurality of sheets of dispersive fabric overlays a corresponding one of the plurality of panels to radiate a different spectral band corresponding to spectral bands detectable by the hyperspectral image sensor, and each of the plurality of sheets of dispersive fabric is a dispersive prism that refracts and disperses light illuminated from a natural illumination source to provide light on a plurality of different spectral bands corresponding to spectral bands detectable by the hyperspectral image sensor, wherein the plurality of sheets of dispersive fabric are a size that is detectable by the hyperspectral image sensor implemented on a satellite.

US Pat. No. 10,393,582

METHOD FOR REFOCUSING AN OPTICAL ASSEMBLY

CENTRE NATIONAL DE LA REC...

1. A method for refocusing an optical setup on a target surface, using at least one beam originating from at least one short-pulse optical source, the optical setup comprising at least one optic for focusing the at least one beam on the target surface, the method comprising, after reference conditions for which the optical setup is considered to be focused are determined:capturing (i) a beam reflected by the target surface and (ii) a reference beam not reflected by the target surface and deriving from the at least one short-pulse optical source, one of the beams (i) and (ii) being delayed by a delay line;
obtaining a focusing signal that is representative of a temporal overlapping of pulses between the beams (i) and (ii);
based on said reference conditions, varying an optical path of one of the beams (i) and (ii) on which the delay line is placed so as to cause said focusing signal to reach or exceed a predefined threshold; and
refocusing the optical setup based on a variation of the optical path between the reference conditions and conditions in which the focusing signal reaches or exceeds said predefined threshold.

US Pat. No. 10,393,581

SPECTROSCOPE

JVC KENWOOD CORPORATION, ...

1. A spectroscope, comprising:a light receiving element configured to include a pixel region where a plurality of pixels are disposed; and
a wavelength selection filter unit configured to be disposed on the pixel region and configured to include a plurality of wavelength selection filters, wherein
the plurality of wavelength selection filters has transmission wavelength characteristics which are different from each other, and split incident light for each wavelength and each wavelength band, and
the light receiving element generates a light receiving signal by photoelectrically converting the incident light which is split by the plurality of the wavelength selection filters and is incident on the pixel region, for each pixel.

US Pat. No. 10,393,580

SPECTROMETER INCLUDING LIGHT FILTER

SAMSUNG ELECTRONICS CO., ...

1. A spectrometer comprising:a substrate comprising a transparent material;
a filter array disposed directly on a first surface of the substrate and comprising light filters configured to reflect first light; and
a first light detector into which the first light reflected by the light filters enters, the first light detector being disposed directly on a second surface of the substrate facing the first surface of the substrate.

US Pat. No. 10,393,579

MINIATURE SPECTROMETER AND A SPECTROSCOPIC METHOD

Robert Bosch GmbH, Stutt...

1. A miniature spectrometer, comprising:an optical system configured as a diffuser;
a polarization interferometer that includes a polarizer, a Savart element, and an analyzer;
a detection unit that includes a detector; and
a data unit,
wherein the diffuser ensures utilization of an acceptance angle of the Savart element and is arranged on the polarizer of the polarization interferometer.

US Pat. No. 10,393,578

METHOD AND SYSTEM FOR MONITORING ULTRAVIOLET LIGHT FOR A FIBER CURE SYSTEM

Phoseon Technology, Inc.,...

1. A method for operating a fiber curing system, comprising:in a dual elliptical reflecting chamber,
activating two light sources and two light beam receivers, wherein the two light beam receivers are positioned perpendicularly relative to the two light sources;
determining a curing tube clarity or transmittance based on light received at the two light receivers; and
adjusting light output intensity of a plurality of light arrays based on the curing tube clarity or transmittance.

US Pat. No. 10,393,577

LIGHT SENSOR SYSTEM FOR CORRECTING OR EQUALIZING COLOR SIGNALS BY REMOVING INFRARED COMPONET FROM COLOR SIGNALS AND METHOD FOR PROCESSING LIGHT SENSOR SIGNALS

ams AG, Unterpremstaette...

1. A light sensor system, comprising:light sensors to sense red light, green light, and blue light in order to generate a red channel signal R from the sensed red light, a green channel signal G from the sensed green light, and a blue channel signal B from the sensed blue light;
a clear channel signal sensor to sense full spectrum light in order to generate a clear channel signal C that includes or corresponds to the sensed full spectrum light; and
a processing circuit, which is configured to perform the following steps during operation of the light sensor system:
calculate an infrared component IR according to the formula
IR=C1·R+C2·G+C3·B?C4·C,
where C1, C2, C3 and C4 are positive weighting factors;
generate a corrected red signal R?, a corrected green signal G? and a corrected blue signal B? according to the formulas:
R?=R?IR,
G?=G?IR,
B?=B?IR; and
generate an equalized green signal G? according to the formula:

where E is a 1×3 coefficient matrix,
wherein the light sensor system is configured to output the equalized green signal G? as an output signal, and
wherein light sensors to sense the red, green and blue light and the clear channel signal sensor are connected in parallel to the processing circuit.

US Pat. No. 10,393,576

IMAGE SENSOR INCLUDING COLOR FILTER ISOLATION LAYER AND METHOD OF MANUFACTURING THE SAME

SAMSUNG ELECTRONICS CO., ...

1. An image sensor comprising:a light sensing layer configured to generate an electrical signal using incident light;
a color filter layer disposed on the light sensing layer, wherein the color filter layer comprises a first color filter configured to transmit light in a first wavelength band and a second color filter configured to transmit light in a second wavelength band, different from the first wavelength band; and
an isolation layer disposed between the first color filter and the second color filter, wherein a refractive index of the isolation layer is lower than a refractive index of any one of the first color filter and the second color filter,
wherein the isolation layer is further disposed on a light incident surface of the first color filter and between the second color filter and the light sensing layer,
wherein the isolation layer is not disposed between the first color filter and the light sensing layer, and is not disposed on the light incident surface of the second color filter, and
wherein a surface level of a light incident surface of the second color filter is identical to a surface level of the light incident surface of the first color filter.

US Pat. No. 10,393,575

LIQUID SHUTTER FOR INFRARED IMAGING DEVICES

FLIR SYSTEMS, INC., Wils...

1. A device, comprising:a focal plane array (FPA) configured to receive infrared radiation from a scene;
a liquid shutter housing comprising a cavity;
a fluid controller; and
infrared-opaque liquid disposed within the cavity, wherein the fluid controller is configured to direct the liquid from a reservoir area of the cavity to a field of view (FOV) area of the cavity to block the FPA from the infrared radiation.

US Pat. No. 10,393,574

METHOD AND APPARATUS FOR OPTICAL SENSING

Silixa Ltd., Elstree (GB...

1. A method of monitoring the position of a structure using a distributed acoustic sensor (DAS) system, the method, comprising:deploying a plurality of acoustic reference sources in an area in which a structure to be monitored is located;
deploying an optical fiber distributed acoustic sensor system on the structure, the optical fiber distributed acoustic sensor system comprising a sensing optical fiber that extends along the structure, the optical fiber being arranged in use to receive a pulsed optical signal, the optical fiber being configured to constrain the pulsed optical signal such that the pulsed optical signal propagates along the length of the optical fiber in a first direction, wherein the pulsed optical signal is backscattered and/or reflected along the length of the optical fiber, the backscattered and/or reflected light being constrained by the optical fiber such that the backscattered and/or reflected light propagates therealong in a second direction opposite the first direction;
emitting acoustic signals from the plurality of acoustic reference sources;
using the optical fiber distributed acoustic sensor system to detect, at a plurality of sections along the length of the sensing optical fiber, the acoustic signals emitted by the plurality of acoustic reference sources, wherein acoustic signals incident on the plurality of sections cause the optical fiber to expand and contract such that the backscattered and/or reflected light is modulated, and wherein the optical fiber distributed acoustic sensor system is configured to:
i) receive the backscattered and/or reflected light from along the length of the optical fiber; and
ii) process the received backscattered and/or reflected light to thereby detect the acoustic signals, wherein the processing comprises measuring the optical phase modulation of the backscattered and/or reflected light received from each contiguous section of optical fiber along the length of optical fiber based on the time taken for the pulsed optical signal to propagate along the length of the optical fiber in the first direction, and the time taken for the backscattered and/or reflected light to propagate back along the optical fiber in the second direction, to thereby map the received backscattered and/or reflected light to a respective section of optical fiber;
calculating relative positions of the plurality of sections along the optical fiber in dependence on the detected acoustic signals from the acoustic reference sources; and
from the calculated positions of the sections along the optical fiber, determining a position the structure.

US Pat. No. 10,393,572

METHOD AND APPARATUS FOR OPTICAL SENSING

Silixa Ltd., Elstree (GB...

1. An apparatus, comprising:a distributed acoustic sensor (DAS) system having a fibre optic cable deployed along a pipe to be monitored, wherein the fibre optic cable is arranged in use to receive an input optical signal and propagate the received optical signal along its length, the distributed acoustic sensor system being configured to:
i) receive light backscattered and/or reflected from along the fibre optic cable as the optical signal travels therealong, the light being backscattered and/or reflected in dependence on acoustic signals incident along the length of the fibre optic cable causing the fibre optic cable to expand and contract; and
ii) process the received light to determine the relative optical phase modulation along at least one section of the fibre optic cable, and determine acoustic signals incident along the pipe therefrom;
wherein the fibre optic cable is deployed along the pipe such that at at least one portion of the pipe the cable is wrapped around the pipe whereby to increase the spatial resolution of the DAS in the at least one portion.

US Pat. No. 10,393,571

ESTIMATION OF REVERBERANT ENERGY COMPONENT FROM ACTIVE AUDIO SOURCE

Dolby Laboratories Licens...

1. A method of estimating a reverberant energy component from an active audio source, comprising:determining a plurality of spatial features of the active audio source based on captured sound from the active audio source, wherein the plurality of spatial features comprise diffusivity;
determining a correspondence between the active audio source and a plurality of adaptive filtering models, each adaptive filtering model corresponding to a respective plurality of spatial features, by comparing the plurality of spatial features of the active audio source with the plurality of spatial features of the plurality of adaptive filtering models, wherein determining the correspondence comprises determining, for each of the plurality of adaptive filtering models, a respective distance between the plurality of spatial features of the active audio source and the respective plurality of spatial features of the each adaptive filtering model;
obtaining a particular adaptive filtering model for the active audio source based on each of the determined distances; and
estimating the reverberant energy component from the active audio source over time based on the particular adaptive filtering model.

US Pat. No. 10,393,570

PRECISION SCALE HAVING A REMOVABLE CLIMATE MODULE

1. Precision balance, comprising:a weighing chamber;
a draft shield, which surrounds the weighing chamber and which comprises a mechanically resilient shield coupling part;
a climate module, which comprises an air pressure sensor, an air humidity sensor and an air temperature sensor, and which further comprises a mechanically resilient module coupling part configured complementary to the shield coupling part,
wherein the climate module is configured to be mounted and dismounted in the weighing chamber by attaching to and detaching from the draft shield via the coupling parts;
a processor;
a data input unit; and
a data transmission path, over which data is exchanged between the climate module and the processor.

US Pat. No. 10,393,569

WEIGHING APPARATUS WITH PROXIMITY SENSOR

1. A weighing apparatus, comprisinga sample holder,
a protective housing, which surrounds the sample holder and has an access port and a closure element, which is configured to close the access port into a closed position and to release the access port into an open position,
a reflection sensor with a radiation emitter, configured to emit sensor radiation directed to be reflected by a reflecting object, and with a radiation receiver, configured to receive a sensor radiation component reflected by the reflecting object,
a motorized drive for the closure element,
a control unit connected to the motorized drive and to the reflection sensor and configured to control the motorized drive in accordance with respective signals of the reflection sensor produced on an approach of the reflecting object, for transferring the closure element from the closed position into the open position, or produced on a retreat of the reflecting object, for transferring the closure element from the open position into the closed position, and
a differentiating element configured to subject a sensor primary signal of the reflection sensor to a differentiation, the sensor primary signal depending on a reflection intensity of the reflected sensor radiation component, and configured to generate a sensor secondary signal;
wherein the control unit controls the motorized drive to transfer the closure element in respective directions of motion, as a function of respective signs of the sensor secondary signal associated with the approach and the retreat of the reflecting object.

US Pat. No. 10,393,568

ULTRASONIC METER EMPLOYING TWO OR MORE DISSIMILAR CHORDAL MULTIPATH INTEGRATION METHODS IN ONE BODY

Cameron International Cor...

1. A method of detecting integration errors in a measured flow rate of an ultrasonic flow meter, the ultrasonic flow meter containing ultrasonic transducers and at least one set of computational electronics in communication with the ultrasonic transducers, the ultrasonic transducers defining a total of P chordal measurement planes across a conduit section of a meter body of the ultrasonic flow meter, the method being performed by the at least one set of computational electronics including a non-transitory computer readable medium with computer instructions stored thereon executed by a microprocessor, the method comprising:transmitting and receiving ultrasonic signals to and from the ultrasonic transducers, the ultrasonic signals travelling a respective chordal path lying in a respective chordal measurement plane of the P chordal measurement planes across the conduit section of the meter body;
for each chordal path, calculating a velocity of the fluid flow stream as a function of the transmitted and received ultrasonic signals;
calculating, as a function of the calculated velocities, a first flow rate and a second flow rate of the conduit section by simultaneously executing, respectively, a first chordal integration scheme and a second different chordal integration scheme, the first chordal integration scheme and the second different chordal integration scheme using two subsets of chordal measurement planes N and M, respectively, of the P chordal measurement planes, the first chordal integration scheme having a summation that uses a weighting factor w that is dissimilar from a weighting factor w of the second chordal integration scheme,
the first chordal integration scheme applied to chordal paths of a first subset of N chordal measurement planes of the P chordal measurement planes and implemented in the form

the second chordal integration scheme applied to chordal paths of a second subset of M chordal measurement planes of the P chordal measurement planes and implemented in the form

wherein at least one chordal measurement plane at location ha,i of the N chordal measurement planes is the same as one chordal measurement plane at location hb,j of the M chordal measurement planes;
wherein at least one other chordal measurement plane being in the second subset of M chordal measurement planes but not in the first subset of N chordal measurement planes;
wherein N?M, M?P, and P<(N+M);
estimating an integration error as a function of the difference between the calculated first and second flow rates of the conduit section of the meter body;
electronically communicating the integration error digitally, graphically, or both digitally and graphically.

US Pat. No. 10,393,567

CONTAINER SYSTEM FOR A FLUID AND METHOD FOR PRODUCING SAME

Continental Automotive Gm...

1. A container system for a fluid, comprising:a container for storing the fluid, the container having an outer wall and a cavity;
a sound transducer unit for measuring the fluid;
a longitudinal axis extending through the sound transducer unit;
a sliding block guide for guiding the movement of the sound transducer unit relative to the container; and
a coupling element for acoustically coupling the sound transducer unit with the container;
wherein as the sound transducer unit is introduced into the cavity, a first movement travel of the sound transducer unit relative to the container occurs such that the coupling element is substantially free from contact from the sound transducer unit and the outer wall, and then a second movement travel occurs such that the sound transducer unit pivots relative to the container until the sound transducer unit reaches an end position in which the coupling element is pressed between the outer wall and the sound transducer unit.

US Pat. No. 10,393,566

CENTERING DEVICE FOR WAVEGUIDE

1. A centering device comprising:a body including a first part and a second part connected by a hinge, the hinge structured to enable the first part and the second part to pivot relatively each other about the hinge, the first part including a first clasp portion and a first channel, the second part including a second clasp portion and a second channel, the first clasp portion structured to engage the second clasp portion to form a clasp, the clasp structured to reversibly hold the first part adjacent the second part in an assembled state; and
a plurality of members extending radially from the body, each member having a distal end opposite the body and having a desired length in the radial direction,
wherein in the assembled state the first channel and the second channel form a center channel extending through the body and defining a center axis, the center channel and the clasp structured to reversibly attach in the assembled state to a body passing through the center channel.

US Pat. No. 10,393,565

DETERMINATION OF CONTAINER AND INTERFERENCE POINT PROFILES

VEGA GRIESHABER KG, Wolf...

1. A method for determining a volume or a mass of a filling material, comprising:assuming, as a first mode, an empty profile detection mode in the absence of a filling material;
emitting, in the first mode, a transmission signal in various directions;
receiving, in the first mode, a reflected transmission signal;
generating, in the first mode, at least one echo curve from the received reflected transmission signal, and detecting a corresponding direction from which the emitted transmission signal was reflected;
determining an interference point profile from the generated at least one echo curve, indicating an absence or a presence of at least one interfering object and a corresponding at least one position of the at least one interfering object;
identifying, based on the interference point profile, an angle of a main emission direction at which the main emission direction intersects the at least one interfering object;
assuming, as a second mode, a volume or a mass determination mode when the filling material is present;
generating, in the second mode, further echo curves, by emitting another transmission signal in various directions and receiving another reflected transmission signal; and
determining, in the second mode, the volume or the mass of the filling material from the generated further echo curves, based on the determined interference point profile.

US Pat. No. 10,393,564

EXTENDABLE MEASURING CUP

1. An extendable measuring cup comprising:a plurality of measuring cups that are in a nested arrangement such that the plurality of measuring cups extend and retract to adjust an overall span in order to adjust a volume of the plurality of measuring cups;
wherein the overall span of the plurality of measuring cups is adjustable in order to adaptively measure a material;
wherein the plurality of measuring cups is further defined with a topmost cup, and a bottommost cup;
wherein each of the plurality of measuring cups has a different size such that the plurality of measuring cups nest with respect to one another;
wherein the topmost cup is largest of all of the plurality of measuring cups;
wherein the bottommost cup is smallest of all of the plurality of measuring cups;
wherein the topmost cup is further defined with internal threading, a slot, and a disc member.

US Pat. No. 10,393,563

VOLUMETRIC MEASUREMENT

Brooks Automation, Inc., ...

1. A volumetric measurement system for measuring a volume of a sample in a container, the volumetric measurement system comprising:an imaging device; and
a light source having a diffuse light source and a reflector configured to illuminate an interior of the container and a volumetric defining feature of the sample within the container with the diffuse light regardless of a blockage or obstruction of the volumetric defining feature of the sample, the blockage or obstruction being separate and distinct from the sample and the volumetric defining feature of the sample, and disposed on at least part of the container so that the volumetric defining feature is visibly distinct through the blockage or obstruction in an image of the container captured by the imaging device.

US Pat. No. 10,393,562

METHOD AND CONTROL DEVICE FOR DETERMINING A GAS CONSUMPTION OF A GAS-POWERED ENGINE

MAN Energy Solutions SE, ...

1. A method for determining a gas consumption of a gas-powered engine, comprising:operating the gas-powered engine under actual operating conditions;
acquiring an actual gas consumption of the gas-powered engine under the actual operating conditions;
calculating a target gas consumption anticipated under target operating conditions depending on the actual gas consumption and discrepancies between the actual operating conditions and the target operating conditions;
compensating the actual operating conditions based at least in part on the calculation; and
operating the gas-powered engine under the compensated actual operating conditions,
wherein the calculation of the target gas consumption is carried out according to the following equations:
VTARGET=VACTUAL*KR1*KR2*KR3*KR4*KR5*KR6*KR7*KR8
KR1=1+k1*(TU-ACTUAL?TU-TARGET)
KR2=1?k2*(pU-ACTUAL?pU-TARGET)
KR3=1+k3*(pAG-ACTUAL?pAG-TARGET)
KR4=1+k41*MLACTUAL?K42*(pLL-ACTUAL?pLL-TARGET)
KR5=1+k5*(MZACTUAL?MZTARGET)
KR6=1+k61*(ZZPACTUAL2?ZZPTARGET2)?K62*(ZZPACTUAL?ZZPTARGET)
KR7=1?k7*(TLL-ACTUAL?TLL-TARGET)
KR8=1+k8*(HU-ACTUAL?HU-TARGET),wherein:VTARGET is one of the target gas consumption of the gas-powered engine and a reference gas consumption of the gas-powered engine,
VACTUAL is an actual gas consumption of the gas-powered engine,
TU is an ambient air temperature,
pU is an ambient air pressure,
PAG is an exhaust gas backpressure,
pLL is a charge pressure,
MZ is a methane number of the gas,
ZZP is an ignition timing of the gas-powered engine,
TLL is a charge air temperature,
HU is an ambient air humidity,
ML is an engine load, and
k1, k2, k3, k41, k42, k5, k61, k62, k7, k8 are engine-dependent constants.

US Pat. No. 10,393,561

PRODUCTION OF HYDROCARBONS WITH METRIC COUNTER

Total S.A., Courbevoie (...

1. A method for producing hydrocarbons on a line of a hydrocarbon production installation comprising at least two devices adapted each for providing an estimate of the flow rate of a fluid in the line based on respective data, the devices including at least one metric counter and at least one other device, and the data respective to the provision of an estimate of the flow rate by the metric counter including a physical measurement done by at least one sensor of the metric counter on the fluid, wherein the method comprises, during the production:acquiring, by the at least one sensor of the metric counter on the fluid, a value of the physical measurement;
providing to a processor a value of the data respective to the provision of an estimate of the flow rate by the metric counter, including the value of the physical measurement;
providing to the processor a value of the data respective to the provision of an estimate of the flow rate by the other device;
performing, by the processor, a data reconciliation and validation process involving the provided data, the reconciliation being conditioned by an equality between the estimates of the flow rate of the fluid to provide by each of the devices,
the data reconciliation and validation process minimizing a cost function penalizing, for each reconciled datum, the difference between its value before reconciliation and its reconciled value;
providing to a memory coupled to the processor an information based on the data reconciliation and validation process; and
performing an action relative to the production based on the information.

US Pat. No. 10,393,560

MASS FLOW METER INCLUDING A FLEXIBLE PLATE

GENERAL ELECTRIC COMPANY,...

1. A mass flow meter, comprising:a tubular housing extending along a longitudinal axis and configured to receive a flow of fluid therethrough;
a flexible plate having a length positioned along the longitudinal axis and at least partially coupled to an interior wall of the tubular housing at opposed longitudinal ends of the flexible plate such that the flexible plate can vibrate in torsion;
an actuator positioned on a surface of the tubular housing, the actuator configured to apply an oscillating torque to the flexible plate sufficient to vibrate the flexible plate in torsion; and
at least two sensors each configured to measure a plurality of oscillations of the flexible plate as a function of time at different locations arising from the applied torque.

US Pat. No. 10,393,559

METHOD FOR OPERATING A NUCLEAR MAGNETIC FLOWMETER AND NUCLEAR MAGNETIC FLOWMETER

KROHNE AG, Basel (CH)

1. A method for determining the flow of a multi-phase medium flowing through a measuring tube with a nuclear magnetic flowmeter having a pre-magnetization device and a measuring device, the pre-magnetization device having at least two pre-magnetization sections with different known lengths L1, L2, . . . Ln , the method comprising:using a measuring device that implements 2D tomography at the end of each pre-magnetization section in measuring planes perpendicular to a longitudinal axis of the measuring tube,
identically dividing the measuring planes into voxels, the dimensions of the voxels being chosen such that only one phase of the medium flows in each voxel,
carrying out nuclear magnetic measurement for determining measuring signals,
determining the flow velocity of the medium in each voxel in each measuring plane,
determining an average flow velocity of the medium for each voxel over all measuring planes from determined values of the flow velocity of each corresponding voxel of the individual measuring planes,
determining a signal ratio of measuring signals of each corresponding voxel of the different measuring planes relative to one another, and
with the known values for the lengths L1, L2 . . . Lnof the pre-magnetization sections, determining spin-lattice relaxation time T1 in each voxel using the signal ratios.

US Pat. No. 10,393,558

METHOD FOR OPERATING A NUCLEAR MAGNETIC FLOWMETER

KROHNE AG, Basel (CH)

1. A method for operating a nuclear magnetic flowmeter for determining the flow of a medium flowing through a measuring tube with a slug flow using a measuring device having an RF circuit with external electronics and having at least one RF coil with which an excitation signal is generated for at least one of exciting the medium and detecting measuring signals emitted by the medium, comprises the steps of:determining tuning parameters and matching parameters for a slug zone of the slug flow and for a film zone of the slug flow,
setting parameters for one of the slug zone and film zone,
measuring reflected power of the measuring signal emitted by the medium over a time t, wherein the reflected power in a system set for the slug zone is low for the slug zone and high for the film zone and wherein reflected power in a system set for film zone is low for the film zone and high for the slug zone,
determining a relative dwell time of the slug zone and the film zone in the RF coil as well as relative frequency of the slug zones and film zones in the flowing medium using the reflected power and
triggering measurement of the medium flowing through the measuring tube based on a jump in the value of the reflected power from a high value to a lower value.

US Pat. No. 10,393,557

THERMAL FLUID FLOW SENSOR

HITACHI AUTOMOTIVE SYSTEM...

1. A thermal fluid flow sensor comprising:a semiconductor substrate;
a heating resistor and a measuring element that are formed in a diaphragm provided in the semiconductor substrate;
a first insulating film that is formed on each of the heating resistor and the measuring element;
a first concave portion that is formed in an upper face of the first insulating film immediately above each of the heating resistor and the measuring element, the first concave portion includes a second concave portion and a third concave portion which is formed immediately above the second concave portion and has a larger opening width than the second concave portion and the third concave portion reaches a middle depth of the first insulating film; and
a second insulating film that covers a side wall and a bottom face of the first concave portion, wherein
the first concave portion includes a stair-like step in a side wall,
wherein the first insulating film includes a silicon oxide film and has a stress on a compression side, and
the second insulating film includes a silicon nitride film and has a stress on a tensile stress side as compared to the first insulating film.

US Pat. No. 10,393,556

ELECTRIC OIL PUMP CONTROL METHOD FOR OPERATING TRANSMISSION OF HYBRID VEHICLE

Hyundai Motor Company, S...

1. An electric oil pump control method for operating a transmission of a hybrid vehicle which is driven by a first motor, a second motor, and an engine, comprising:determining, by a controller, a number of revolutions of a low-pressure pump mounted within an electric oil pump based on a lubrication flow amount of the first motor, a lubrication flow amount of the second motor, a cooling flow amount of the first motor, and a cooling flow amount of the second motor;
determining, by the controller, a number of revolutions of a high-pressure pump mounted within the electric oil pump based on a control flow amount of a clutch mounted within the transmission and a lubrication flow amount of a rotation driver mounted within the transmission; and
determining, by the controller, a maximum value of the determined number of revolutions of the low-pressure pump and the determined number of revolutions of the high-pressure pump as a number of revolutions of the electric oil pump.

US Pat. No. 10,393,555

CALIBRATION OF AN ANGLE SENSOR WITHOUT A NEED FOR REGULAR ROTATION

Infineon Technologies AG,...

1. A device, comprising:a sensing device configured to sense a magnetic field present at the sensing device and collect raw sensor data based on the magnetic field; and
one or more processors to:
obtain the raw sensor data, collected by the sensing device, including a set of signal values and a set of temperature values corresponding to the set of signal values,
the set of signal values corresponding to the magnetic field;
determine, based on the set of signal values, a first value of a calibration parameter associated with calibrating the sensing device;
associate, based on the set of temperature values, a particular temperature value with the first value of the calibration parameter;
determine, based on the particular temperature value and a temperature compensation function associated with the calibration parameter, a second value of the calibration parameter; and
selectively update the temperature compensation function for use with the sensing device based on a comparison of the first value and the second value,
where the one or more processors, when selectively updating the temperature compensation function based on the comparison of the first value and the second value, are to:
calculate a difference between the first value and the second value, and
update the temperature compensation function when the difference between the first value and the second value satisfies a deviation threshold.

US Pat. No. 10,393,554

SECURITY SYSTEM HAVING A MAGNETIC DISPLACEMENT SENSOR SYSTEM AND ANALYTICS SYSTEM

SENSORMATIC ELECTRONICS, ...

1. A security system, comprising:a magnetic displacement sensor system including a displacement sensor for detecting magnetic field strengths from a magnet over a time period and identifying an event based on the magnetic field strengths over the time period; and
an analytics system in communication with the magnetic displacement sensor system and comprising:
an analytics database storing one or more event profiles for the magnetic displacement sensor system, each event profile including magnetic field strength changes and a represented event represented thereby; and
an analytics engine for determining a status indicative of a validity of data received from the magnetic displacement sensor system based on a comparison of the magnetic field strengths and an event profile stored in the analytics database in association with the event for the magnetic displacement sensor system.

US Pat. No. 10,393,553

MODULAR SENSOR SYSTEM

1. A modular sensor for use in a fluidic system comprising:a sensor;
a cap enclosing said sensor and electronic circuitry coupled to said sensor, wherein said cap includes a recessed rectangular area adapted to receive at least one output wire for providing signals from said sensor; and
a base attached to said cap, wherein said base has an input port and an output port, each of which are adapted to have tubing connected thereto, and wherein said base further comprises a first passageway adapted to allow fluid to flow from the input port past at least a portion of said sensor and to the output port of said base, and wherein said base is adapted to be removably attached in an analytical instrument system.

US Pat. No. 10,393,552

SPOT MODE FUNCTIONALITY FOR POWER SAVING IN A SENSOR SYSTEM

Maxim Integrated Products...

1. A sensor signal processor that operates at a spot mode to conserve power consumption, comprising:a sensor readout circuit that generates a sensor output based on a sensing signal received from a sensor;
an amplitude controller, coupled to the sensor readout circuit, the amplitude controller generating an amplitude control that controls a drive generator to drive a driving element in the sensor to oscillate with a controlled amplitude according to the sensing signal;
a phase controller, coupled to the sensor readout circuit, the phase controller generating a phase control that is used to control the drive generator and the sensor readout circuit to operate in a synchronized manner; and
wherein at the spot mode, a subset of functional blocks in the sensor signal processor are powered off during a plurality of active power saving durations and powered on during a respective inactive power saving duration subsequent to each of the plurality of active power saving durations, and the amplitude and phase controls are latched and refreshed during the plurality of active and inactive power saving durations, respectively.

US Pat. No. 10,393,551

OPTICAL INTERROGATOR FOR PERFORMING INTERFEROMETRY USING FIBER BRAGG GRATINGS

Hifi Engineering Inc., C...

1. An optical fiber interrogator for interrogating optical fiber comprising fiber Bragg gratings (“FBGs”), the interrogator comprising:(a) a light source operable to emit phase coherent light;
(b) amplitude modulation circuitry optically coupled to the light source and operable to generate pulses from the light, wherein the pulses are generated without splitting the light; and
(c) control circuitry comprising a controller, communicatively coupled to the amplitude modulation circuitry, configured to perform a method for interrogating the optical fiber comprising generating a pair of light pulses by using the amplitude modulation circuitry to modulate light output by the light source,
wherein the amplitude modulation circuitry comprises:
(i) an input optical isolator and an output optical isolator isolating an input and output of the amplitude modulation circuitry, respectively;
(ii) an optical attenuator optically coupled between the input and output isolators; and
(iii) a first optical amplifier optically coupled between the attenuator and the output isolator.

US Pat. No. 10,393,550

ENCODER AND APPARATUS HAVING THE SAME

CANON PRECISION INC., Ao...

1. An encoder comprising:a scale that has a first periodic pattern and a second periodic pattern that has a period longer than that of the first periodic pattern;
a detector movable relative to the scale, and switchable, by changing a combination of a plurality of read elements, between a first detecting state in which the detector reads the first periodic pattern and outputs a first signal having a changing period that depends on the first periodic pattern, and a second detecting state in which the detector reads the second periodic pattern and outputs a second signal having a changing period that depends on the second periodic pattern; and
a processor configured to execute a first process for calculating a relative displacement amount between the scale and the detector by using one of the first signal and the second signal obtained from the detector that is set to one of the first detecting state and the second detecting state, and a second process for calculating a relative position of one of the scale and the detector relative to the other of the scale and the detector by using both of the first signal and the second signal obtained from the detector that is set to each of the first detecting state and the second detecting state,
wherein the processor executes the second process while the processor executes the first process, the processor calculating a first relative position of the one to the other when the second process for calculating the relative position starts, and then calculating a second relative position of the one to the other based on the relative displacement amount and the first relative position.

US Pat. No. 10,393,549

DETERMINING A POSITION OF A MOVABLE ELEMENT OF A LINEAR ACTUATOR WHICH IS INTENDED FOR A MOTOR VEHICLE

AUDI AG, Ingolstadt (DE)...

1. A method for determining a position of a movable element of a linear actuator of a motor vehicle, comprising:supplying a current to a coil of the linear actuator so as to move and/or hold the movable element by a magnetic field of the coil generated by the supplied current;
modulating the current supplied to the coil with an electrical alternating variable having a predetermined frequency;
determining an impedance or an admittance of the coil at the predetermined frequency by measuring a further variable at the predetermined frequency; and
determining the position of the movable element as a function of the determined impedance or admittance,
wherein the predetermined frequency is predetermined in dependence on a concrete configuration of the linear actuator by determining a difference of the impedance of the coil for different positions of the movable element at different frequencies of the alternating variable and selecting a frequency with a greatest possible difference of the impedance in the different positions of the movable element as the predetermined frequency.

US Pat. No. 10,393,548

LINEAR MOTOR SYSTEM, MOVABLE BODY SYSTEM AND ELECTRICAL ANGLE ESTIMATING METHOD

Murata Machinery, Ltd., ...

1. A linear motor system comprising:a field system in which magnets are arrayed such that polarities are alternately different;
armatures arranged facing the field system;
a magnetic detector which includes a first hall element, a second hall element, and a third hall element that are disposed in ranges of the armatures in a movement direction of the armatures with respect to the field system and detects a magnetic field generated by the field system, and in which an electrical angle phase of the third hall element is shifted from an electrical angle phase of the first hall element by 90° and an electrical angle phase of the second hall element is shifted from an electrical angle phase of the first hall element by 180°; and
a calculator which calculates 1) a first electrical angle from an output of the first hall element and an output of the third hall element, 2) a second electrical angle from an output of the second hall element and an output of the third hall element, 3) a weighting coefficient by using the amplitude of the first electrical angle and the amplitude of the second electrical angle, and 4) an estimated value of an electrical angle with a calculation result of weighting, wherein an electrical angle with a larger amplitude between the first electrical angle and the second electrical angle is multiplied by a relatively larger coefficient value and an electrical angle with a smaller amplitude between the first electrical angle and the second electrical angle is multiplied by a relatively smaller coefficient value.

US Pat. No. 10,393,547

POSITION DETECTION SYSTEM, POSITION DETECTION METHOD, IMAGE GENERATION UNIT AND IMAGE PROJECTION APPARATUS

Ricoh Company, Ltd., Tok...

1. A position detection system for detecting a position of a movable member, comprising:a magnetic field generation unit to generate a magnetic field;
a magnetic field detection unit to detect a magnetic flux density of the magnetic field effecting the magnetic field detection unit from the magnetic field generation unit, the magnetic flux density of the magnetic field effecting the magnetic field detection unit changeable depending on a change of a position of the magnetic field detection unit relative to a position of the magnetic field generation unit, and to output a detection voltage corresponding to the magnetic flux density of the magnetic field detected by the magnetic field detection unit, the magnetic field detection unit disposed on the movable member; and
circuitry to
amplify the detection voltage,
set a reference voltage to be used as a reference for amplifying the detection voltage, and an amplification level of the detection voltage based on at least one of a voltage input to the magnetic field detection unit and a gain value set for the amplification of the detection voltage or both of the voltage input to the magnetic field detection unit and the gain value set for the amplification of the detection voltage, and
change the reference voltage to switch a region used for detecting the position of the movable member,
wherein a fixed unit supports the movable member,
wherein the magnetic field generation unit is disposed in the fixed unit, and
wherein the magnetic field detection unit is disposed in the movable member.

US Pat. No. 10,393,546

DEVICE AND METHOD FOR DETERMINING THE ATTITUDE OF A SATELLITE, AND SATELLITE CARRYING SUCH A DEVICE

Airbus Defence And Space ...

1. A device to restore an attitude of a satellite provided with an attitude control system comprising at least one inertial actuator comprising a rotary element mounted to rotate about an axis of rotation, the device comprising:an angular sensor to measure an angle of rotation of the rotary element about its axis of rotation;
a processor comprising at least one Kalman filter that receives positional measurements of the angle of rotation of the rotary element as input;
wherein said at least one Kalman filter determines the attitude or the attitude variation of the satellite, induced by the rotation of the rotary element, as a function of said positional measurements of the angle of rotation of the rotary element by the angular sensor without considering a speed of rotation of the rotary element; and
the rotation of the rotary element being controlled to generate an attitude control torque to restore the attitude of the satellite based on the determined attitude or attitude variation of the satellite.

US Pat. No. 10,393,543

METHODS FOR IMPROVED HEADING ESTIMATION

TRX SYSTEMS, INC., Green...

1. A method for obtaining a global rotation estimation, comprising:determining a path of a magnetic sensor and a gyro sensor in a device in motion in an environment based on magnetic data received from the magnetic sensor and gyro data received from the gyro sensor, the path comprising a plurality of path points;
segmenting the path such that path points are separated into a plurality of spatial grids;
determining magnetic headings from the magnetic data and gyro headings from the gyro data for the path points in each spatial grid among the plurality of spatial grids;
for each spatial grid, computing a grid value based on a function of the magnetic headings and the gyro headings at path points within each spatial grid;
determining an average of the grid values across the plurality of spatial grids; and
setting the global rotation estimation as a rotation value that minimizes the average of the grid values.

US Pat. No. 10,393,542

METHODS FOR IMPROVED HEADING ESTIMATION

TRX SYSTEMS, INC., Green...

1. A computer implemented method, comprising:receiving sensor data from a tracked computing device, the sensor data including magnetic data from a magnetic sensor and gyro data from a gyro sensor;
determining a magnetic heading based on the magnetic data and a gyro heading based on the gyro data;
determining path data for the tracked device comprising a plurality of tracking points based, at least, on the magnetic heading, the gyro heading, and a navigation parameter, the navigation parameter accounting for sensor calibration error in the magnetic sensor and the gyro sensor;
calculating a constraint for the navigation parameter; and
optimizing the path data by applying the constraint to the navigation parameter; and
updating the path data based on the optimization.

US Pat. No. 10,393,541

AIRCRAFT NAVIGATION SYSTEM AND METHOD FOR AIRCRAFT NAVIGATION

Airbus Defence and Space ...

1. An aircraft navigation system comprising:a navigation-map data source, navigation-map data provided by the navigation-map data source including information about a multitude of objects O on earth surface which are of high potential visibility and high potential identifiability from positions elevated relative to the earth surface, each information for an object O?O including a position and a type of the respective object O;
a first system for measuring an actual aircraft position P(t) at time t;
a waypoint data source providing a plurality of waypoints WPi defining an aircraft intended flight track, wherein i is an integer and WPi represents one of the plurality of waypoints;
a second system for selecting per waypoint WPi one object Oi(WPi) with Oi(WPi)?O depending on given selection criteria, wherein Oi(WPi) represents an object Oi selected for the waypoint WPi and is one of the multitude of objects O; and
a display for displaying an information I(Oi(WPi) referring the selected object Oi(WPi), wherein I(Oi(WPi) represents information I referring to the object Oi selected for the waypoint WPi,
wherein a ranking index of each object O?O concerning its potential visibility and potential identifiability is based on at least one of the following:
a relative size of the object O compared to an environment E(O) of the object O;
a visible brightness contrast;
a visible colour contrast between the object O and the environment E(O) of the object O; or
a geometric shape of the object O, and
wherein the selection criteria consider
a distance di,n between a waypoint WPi and positions of neighbouring objects On(WPi) being positioned within a given maximum distance from the respective waypoint WPi, with On?O, wherein n is an integer, On(WPi) is one of objects from the plurality of object O within the given maximum distance from the waypoint WPi, di,n is a distance a given object On and the waypoint WPi, and wherein On is a sub-set of the set O, and/or
the ranking index of the neighbouring objects On(WPi) concerning their potential visibility and potential identifiability.

US Pat. No. 10,393,540

TECHNOLOGIES FOR PEDESTRIAN DEAD RECKONING

Intel Corporation, Santa...

1. A mobile computing device for determining a user's location, the mobile computing device comprising:a plurality of inertial sensors to sense inertial characteristics of the mobile computing device;
a walk classification module to determine, based on the sensed inertial characteristics, a walking gait of a user of the mobile computing device, wherein the walking gait is one of a first gait indicative of the user holding the mobile computing device to the user's side while walking or a second gait indicative of the user swinging the mobile computing device along the user's side while walking;
a step detection module to detect that the user has taken a physical step based on the sensed inertial characteristics and the determined walking gait of the user;
a heading determination module to determine a raw directional heading of the mobile computing device indicative of a direction of the physical step;
a location determination module to determine an estimated location of the user based on the determined raw directional heading of the user, an estimated step length of the user, and a previous location of the user at the previous physical step.

US Pat. No. 10,393,539

API FOR OBTAINING GEOGRAPHIC LOCATION DATA

Google LLC, Mountain Vie...

1. A non-transitory computer-readable medium storing computer-readable instructions that implement an application programming interface for obtaining geographic location data executed on one or more computing devices, the application programming interface comprising instructions for:identifying, by a first software application associated with the one or more computing devices, one or more location parameters indicative of a geographic point of interest and a parameter indicative of a version of the application programming interface;
generating, by the first software application, a query string that comprises the one or more location parameters indicative of the geographic point of interest and the parameter indicative of the version of the application programming interface; and
requesting, by the first software application, location data associated with a geographic point of interest from a geographic data system based at least in part on the query string that comprises the one or more location parameters and the parameter indicative of the version of the application programming interface, wherein the location data is determined based at least in part on a prioritization of the one or more location parameters, and based at least in part on the parameter indicative of the version of the application programming interface,
wherein the one or more computing devices provide for display the location data associated with the geographic point of interest.

US Pat. No. 10,393,538

NAVIGATION APPARATUS AND METHOD OF PROVIDING WEATHER CONDITION INFORMATION

TOMTOM NAVIGATION B.V., ...

1. A navigation apparatus comprising:a processing resource arranged to support, when in use, an operational environment, the operational environment supporting a route calculator, a time estimation module, a route segmentation module, a weather data processing engine and a user interface module;
a map database comprising geospatial data;
the route calculator arranged to calculate, when in use, a route between a first location and a second location at a particular journey start time;
the time estimation module arranged to estimate a time at which a user will be present at a location along the route;
the route segmentation module arranged to divide the route into a plurality of route parts and to obtain from the time estimation module at least one time of presence associated with at least one of the plurality of route parts;
the weather data processing engine arranged to provide weather data associated with a route part of the plurality of route parts in respect of the time of presence associated with the route part; and
the user interface module arranged to communicate to the user the weather data in respect of a number of the plurality of route parts and at respective times of presence associated with the number of the plurality of route parts, the weather data being communicated graphically in combination with a map which is divided into slices conforming to the route parts to show, per each slice, weather conditions outside the route that have been or will be missed at the respective times of presence associated with the respective route part, and wherein the user interface module is further arranged to receive an instruction to re-calculate the route after communicating the weather data by changing the journey start time, and wherein the route calculator is arranged to re-calculate the route in response to the instruction to re-calculate the route.

US Pat. No. 10,393,536

PROBE INFORMATION PROCESSING SYSTEM, METHOD FOR PROCESSING PROBE INFORMATION, AND TANGIBLE NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM CONTAINING COMPUTER PROGRAM

TOYOTA MAPMASTER INCORPOR...

1. A probe information processing system comprising:a probe information storing unit configured to store probe information items of a vehicle;
a first defining unit configured to define voxels in a three-dimensional space based on map data;
a voxel storing unit configured to store therein the voxels defined by the first defining unit in association with position information of the voxels;
a first voting unit configured to refer to the voxel storing unit and the probe information storing unit and give, as votes, the probe information items to the voxels that correspond to position information of the respective probe information items;
a first statistical processing unit configured to execute a statistical process to the probe information items given to each of the voxels by the first voting unit; and
an associating unit configured to associate process results provided by the first statistical processing unit with the respective voxels.

US Pat. No. 10,393,535

COMPUTER-IMPLEMENTED METHOD FOR RECOMMENDING BOOTHS-TO-VISIT

INTERNATIONAL BUSINESS MA...

1. A computer-implemented method for recommending booths-to-visit to a user, the method comprising:accessing a user record, wherein the user record includes data indicative of booths which a user corresponding to the user record has visited in an exhibition;
determining similarity level between records in a history database and the user record, the records in the history database including data indicative of the booths visited by previous visitors in the exhibition;
selecting one of the records according to the determined similarity level;
determining the booths in the selected record not yet visited by the user;
obtaining the user's current location in the exhibition;
determining a target booth, from the booths not yet visited by the user, by referring to the current location and a map database; and
sending to the user a message indicative of the target booth.

US Pat. No. 10,393,534

DETERMINING SPEED INFORMATION

HERE Global B.V., Eindho...

1. A method, said method comprising:obtaining or holding available map data representing, at least in part, a travel network,
determining, for at least one first link of said travel network represented by said map data, a plurality of potential travel paths, wherein each potential travel path of said plurality of potential travel paths for said at least one first link is at least partially defined by an incoming link of said travel network and an outgoing link of said travel network that are linked by said first link and a direction of travel from said incoming link to said outgoing link on said first link,
for each potential travel path of said plurality of potential travel paths, determining whether a potential travel path is at least partially defined by a short incoming link and, if it is determined that a potential travel path is at least partially defined by a short incoming link, replacing said potential travel path with one or more further potential travel paths, wherein each of said further potential travel paths is at least partially defined by a further incoming link of said travel network linked by said short incoming link with said first link and said outgoing link and a direction of travel from said further incoming link to said outgoing link on said first link, wherein said short incoming link is an incoming link extending a length between a predetermined starting location and a predetermined ending location such that at least one of (a) the length of the incoming link is shorter than a predetermined length threshold or (b) a the length of the incoming link is not sufficient for accelerating to a speed corresponding to the incoming link using a predetermined acceleration,
for each potential travel path of said plurality of potential travel paths, determining a respective speed profile at least partially based on a plurality of respective probe data points of one or more respective probe data sets of a plurality of probe data sets, said one or more respective probe data sets associated with said respective potential travel path for which said respective speed profile is determined,
determining speed information for at least one autonomous vehicle at least partially based on one or more of said speed profiles determined for said plurality of potential travel paths, and
providing said speed information to said at least one autonomous vehicle, wherein an onboard processor of the at least one autonomous vehicle is configured to use said provided speed information when controlling the at least one autonomous vehicle.

US Pat. No. 10,393,533

SYSTEMS AND METHODS FOR PARTICULATE FILTER REGENERATION

Ford Global Technologies,...

1. A method, comprising:at an onset of a drive cycle, an electronic controller displaying a first driving route responsive to each of a particulate filter (PF) loading and past driving history; and
during travel along the first driving route, the electronic controller displaying an updated route responsive to each of traffic conditions and a comparison of a real-time driving history along the first driving route on the drive cycle relative to the past driving history.

US Pat. No. 10,393,532

EMERGENCY RESPONSIVE NAVIGATION

International Business Ma...

1. A method for determining navigation routes, the method comprising:identifying, by a computer server, an emergency situation, a severity, a number of vehicles associated with the emergency situation, and a corresponding location;
identifying, by the computer server, an emergency services based on the identified emergency situation, the severity, and the corresponding location;
determining, by the computer server, a number of emergency response vehicles to provide based on the identified emergency services, the number of vehicles associated with the emergency situation and an occupancy limit of an emergency response vehicle;
determining, by the computer server, a location of each of the one or more emergency response vehicles to match the determined number of emergency response vehicles to provide with respect to the corresponding location, wherein the location of each of the one or more emergency response vehicles includes a moving location of an emergency response vehicle and a fixed location associated with the identified emergency services;
identifying, by the computer server, an emergency treatment provider automatically based on the identified emergency situation, the severity, and the corresponding location;
determining, by the computer server, a navigation route based on respective locations of the identified emergency situation, each of the one or more emergency response vehicles, and the identified emergency treatment provider, wherein the navigation route are optimized directions from the location of each of the one or more emergency response vehicles to a location of the identified emergency situation and from the location of the identified emergency situation to a location of the identified emergency treatment provider;
identifying, by the computer server, one or more incoming devices on the determined navigation route based on one or more global positioning signals from the one or more incoming devices that move toward the identified emergency situation, wherein the one or more incoming devices are excluded from the emergency response vehicles;
determining, by the computer server, an alternate navigation route for the identified one or more incoming devices, wherein the determined alternate navigation route diverts the one or more incoming vehicles from the determined navigation route to a secondary route that maintains a destination associated with each of the one or more incoming vehicles; and
rerouting, by one or more computer processors, the identified one or more incoming devices to the determined alternate navigation route.

US Pat. No. 10,393,531

METHOD FOR PROVIDING AN ITEM OF LOCALIZATION INFORMATION FOR LOCALIZING A VEHICLE AT A LOCALIZATION LOCATION, AND METHOD FOR PROVIDING AT LEAST ONE ITEM OF INFORMATION FOR THE LOCALIZING OF A VEHICLE BY ANOTHER VEHICLE

Robert Bosch GmbH, Stutt...

1. A method for providing an item of localization information for the localization of a further vehicle at a localization location, the method comprising:receiving, from a first vehicle by a vehicle-external server of a central backend system via a wireless communication network: (i) an item of precision information that represents a degree of localization precision achieved by the first vehicle in a localization at the localization location of the first vehicle, and (ii) an item of landmark information that represents at least one landmark used by the first vehicle in the localization of the first vehicle;
determining, by the server, a deviation between the degree of localization precision and a reference degree of precision; and
transmitting by the server over the wireless communication network via a wireless communication interface of the server, as a function of the deviation, the item of localization information to an interface at the further vehicle, wherein the item of localization information is an item of information representing the landmark used by the first vehicle in the localization of the first vehicle;
wherein the further vehicle is different than the first vehicle.

US Pat. No. 10,393,530

DYNAMIC CONTENT DELIVERY BASED ON VEHICLE NAVIGATIONAL ATTRIBUTES

Gracenote, Inc., Emeryvi...

1. A method comprising:determining, by a computing device in a vehicle, a relevancy score for respective ones of a plurality of sporting event data items based on navigational attributes of the vehicle, the plurality of sporting event data items obtained from a server computer by the computing device, the navigational attributes including at least one of a location of the vehicle, vehicle sensor data, or vehicle navigational data;
determining, by the computing device in the vehicle, whether the navigational attributes correspond to a driving condition; and
when the navigational attributes correspond to a high-maintenance driving condition, presenting, by the computing device in the vehicle, a first sporting event data item of the plurality of sporting event data items when a first relevancy score of the first sporting event data item corresponds to the high-maintenance driving condition.

US Pat. No. 10,393,529

MARINE AUTO-RANGE REMAINING OVERLAY

NAVICO HOLDING AS, Egers...

1. A marine electronics device comprising:a position sensor configured to:
determine a current geographic location of a watercraft associated with the marine electronics device, and
output a location signal indicative of the current geographic location;
a display;
a processor; and
a memory including computer program code configured to, when executed by the processor, cause the marine electronics device to:
receive the location signal indicating the current geographic location of the watercraft;
receive a remaining fuel signal from a fuel quantity detector indicating an amount of fuel remaining for operating a motor of the watercraft;
generate a plurality of possible destinations on a body of water based on the current geographic location, the amount of fuel remaining, and cartographic data;
generate an overlay for a map, wherein the overlay comprises a continuous area on the map showing the plurality of possible destinations on the body of water at respective geographic locations, wherein the continuous area on the map corresponds to the plurality of possible destinations that are reachable for the watercraft from the current geographic location based on the amount of fuel remaining of the watercraft; and
render the overlay on the map to visually communicate the plurality of possible destinations to a user to indicate travel options for the watercraft from the current geographic location that are within a remaining fuel range of the watercraft.

US Pat. No. 10,393,528

SYSTEMS AND METHODS FOR NAVIGATION PATH DETERMINATION FOR UNMANNED VEHICLES

WING AVIATION LLC, Mount...

1. A method comprising:receiving, at a computing system, video data showing a demonstration path for navigating a location;
identifying, using the video data, a set of permissible surfaces at the location, wherein each permissible surface was traversed by the demonstration path;
determining a navigation path for a vehicle to follow at the location, wherein the navigation path includes a variation from the demonstration path such that the variation causes the vehicle to stay within one or more permissible surfaces from the set of permissible surfaces; and
causing, by the computing system, the vehicle to follow the navigation path to navigate the location.

US Pat. No. 10,393,527

UAV NAVIGATION OBSTACLE AVOIDANCE SYSTEM AND METHOD THEREOF

NATIONAL CHUNG SHAN INSTI...

1. An unmanned aerial vehicle (UAV) navigation obstacle avoidance system, equipped with functions of automatically controlling UAV's motive power sources, for UAV flight heading, attitude and speed control and obstacle avoidance, the system comprising:a communication module, which is a transmitting/receiving bidirectional device, for serving as a function of transmitting and receiving information between the UAV and the ground-base control station;
a sensing device, disposed around the UAV, for providing the relative direction, the velocity and the distance between the UAV and dynamic or static obstacles to a signal processing module;
the signal processing module, which generates a UAV flight control signal according to a flight mission planning route received and sensing signals of the sensing device; and
a control module, which receives the flight control signal generated by the signal processing module and controls each motive power sources of the UAV for the purpose of UAV flight control and obstacle avoidance.

US Pat. No. 10,393,526

INTEGRATED MEMS INERTIAL SENSING DEVICE

mCube, Inc., San Jose, C...

1. A MEMS inertial sensing device, the device comprising:a MEMS inertial sensor; and
an AGC loop circuit electrically coupled to the MEMS inertial sensor, the AGC loop circuit including:
a rectifier,
a proportional-integral-derivative (PID) controller, an input of the PID controller being electrically connected to an output of the rectifier,
a comparator having an input electrically connected to an output of the PID controller,
a charge pump having an input electrically connected to an output of the comparator, and
a high-voltage (HV) driver having an input electrically connected to an output of the charge pump.

US Pat. No. 10,393,525

MICRO-HEMISPHERICAL RESONATORS AND METHODS OF MAKING THE SAME

Georgia Tech Research Cor...

1. A resonator assembly comprising:a substrate;
a curved resonator body;
a support stem having a first end attached to the substrate;
a levitation support having a first end attached to the curved resonator body; and
a ring attached to at least a portion of a perimeter of the resonator body;
wherein a second end of the levitation support is attached to a second end of the support stem; and
wherein the support stem is at least partially disposed within the levitation support.

US Pat. No. 10,393,524

ELECTRONIC DEVICE, ELECTRONIC APPARATUS, AND MOVING OBJECT

SEIKO EPSON CORPORATION, ...

1. An electronic device comprising:an integrated circuit (IC);
a vibration element including:
a vibration body provided with an adjustment section;
an electrode disposed on the vibration body; and
a connection electrode electrically connected to the electrode and connected to the IC via an electrically conductive connection member; and
a plurality of layers disposed on an upper surface of the IC, the plurality of layers including:
a connection pad electrically connected to the connection electrode via the electrically conductive connection member;
a wiring line electrically connected to the connection pad and located between the connection pad and the IC; and
a first protective layer located between the wiring line and the vibration element and disposed at a position where the adjustment section overlaps with the wiring line in a plan view.

US Pat. No. 10,393,523

PHYSICAL QUANTITY SENSOR

DENSO CORPORATION, Kariy...

1. A physical quantity sensor, comprising:an acceleration sensor provided with a sensing portion outputting a sensor signal corresponding to acceleration;
an angular velocity sensor provided with a sensing portion having an oscillating body that oscillates in a predetermined direction, the sensing portion outputting a sensor signal corresponding to an angular velocity from the sensing portion,
at least one of the acceleration sensor and the angular velocity sensor being of a package structure, in which a cap portion is arranged in a sensor portion where the sensing portion is formed and the sensing portion is hermetically sealed in an airtight chamber defined between the sensor portion and the cap portion;
a case having a housing space set to a predetermined pressure and housing the acceleration sensor and the angular velocity sensor in the housing space;
a detection unit outputting a detection signal corresponding to an oscillation of the oscillating body in the angular velocity sensor;
a self-diagnostic unit self-diagnosing a detection environment of the angular velocity sensor on a basis of the detection signal outputted by the detection unit; and
a circuit board received in the housing space, wherein:
the acceleration sensor is stacked on the circuit board through an adhesive agent,
the circuit board includes the detection unit and the self-diagnostic unit,
the acceleration sensor is of the package structure and the airtight chamber is set to an atmospheric pressure,
the housing space is set to a vacuum pressure, and
a ratio of a volume of the airtight chamber with respect to a volume of the housing space is set to 1.0×10?7 or higher.

US Pat. No. 10,393,522

SENSOR WITH LOW POWER WITH CLOSED-LOOP-FORCE-FEEDBACK LOOP

InvenSense, Inc., San Jo...

1. A device comprising:a proof mass associated with a sensor configured to move from a first position to a second position in response to application of an actuation, wherein the sensor comprises a drive circuitry comprising:
an amplifier configured to amplify a drive signal;
an analog to digital convertor configured to convert the amplified drive signal from analog signal to digital signal; and
a feedback loop receiving signal from the analog to digital convertor, wherein the feedback loop comprises a digital to analog convertor;
capacitive elements configured to change capacitive charge stored thereon in response to the proof mass moving from the first position to the second position;
an electrode circuitry coupled to the capacitive elements configured to generate a charge signal thereof;
a time multiplexing circuitry coupled to the electrode circuitry configured to pass the charge signal during a sensing time period, in response to a control signal, and wherein the time multiplexing circuitry is further configured to prevent the passing of the charge signal during a forcing time period, responsive to the control signal;
a sense component configured to receive the charge signal from the time multiplexing circuitry during the sensing time period and to generate a sensed signal; and
a force feedback circuitry configured to apply a charge associated with the sensed signal to the electrode circuitry during the forcing time period, wherein the application of the charge to the electrode circuitry is responsive to the control signal,
wherein the electrode circuitry applies the charge received from the force feedback circuitry to the capacitive elements to move the proof mass from the second position to another position.

US Pat. No. 10,393,521

LASER LINE GENERATING DEVICE

1. A laser beam generating device, comprising:a housing;
a laser light generator disposed in the housing and operable to generate a first output beam and a second output beam, the first output beam and the second output beam projecting outside of the housing;
wherein the laser light generator is configured to operate in a first mode in which the first output beam is projected outside of the housing and the second output beam is not projected outside of the housing;
wherein the laser light generator is configured to operate in a second mode in which the first output beam and the second output beam are both projected outside of the housing;
wherein, in the first mode, the first output beam is operated at a first duty cycle and in the second mode the first output beam is operated at a second duty cycle, different than the first duty cycle; and
wherein in the second mode, the first beam output and the second beam output have staggered duty cycles whereby when a pulse of the first beam is high a pulse of the second beam is low and whereby when the pulse of the first beam is low, the pulse of the second beam is high.

US Pat. No. 10,393,520

BUBBLE LEVEL USING REFLECTION

HANGZHOU GREAT STAR INDUS...

1. A level, comprising:a body, which is a non-opaque body, having a datum face for measuring a verticality of a measured surface, at least one sloping surface intersecting with the datum face, and a first observation surface;
a bubble unit arranged inside the body, the bubble unit having a longitudinal axis that is perpendicular to the datum face, the datum face being arranged between a first end of the bubble unit and the measured surface, and the first observation surface being parallel to the datum face and being arranged between a second end of the bubble unit and a user;
wherein the sloping surface and the datum face form an obtuse angle at a side where the bubble unit is arranged, the reflection by the sloping surface forming an image of the bubble unit; and
wherein the image of the bubble unit reflected by the sloping surface is observable by the user from the first observation surface;
wherein the body further comprises a second observation surface which is a side of the body; and the bubble unit is directly observable by the user from the second observation surface.

US Pat. No. 10,393,519

FALL DETECTION SENSOR FOR RAMMER

MIKASA SANGYO CO., LTD., ...

1. A fall detection sensor for rammer comprising:an acceleration sensor configured to detect a gravitational acceleration and a motion acceleration with respect to a sensitivity direction, and to output an electrical signal having a level proportional to a magnitude of the detected acceleration;
a low-pass filter configured to remove a frequency component higher than a predetermined frequency from an input signal;
an integrator configured to integrate the input signal, and to output an integrated signal successively;
a first comparator configured to compare a value of the input signal with a predetermined threshold, to determine that the rammer has fallen when the value of the input signal is higher or lower than the threshold, and to output a fall detection signal;
a second comparator configured to compare a wave pattern of the input signal with a plurality of types of fall sample waves and non-fall sample waves stored in advance, to output a fall detection signal upon determining that the rammer has fallen when a similarity with the fall sample wave exceeds a predetermined threshold, and to output a non-fall signal upon determining that the rammer has not fallen when a similarity with the non-fall sample wave exceeds a predetermined threshold; and
control means including a motor stop switch, wherein
the fall detection sensor for rammer is configured such that the signal output from the acceleration sensor is input to the low-pass filter, the signal output from the low-pass filter is input to the integrator and the second comparator, the signal output from the integrator is input to the first comparator, and the fall detection signal output from the first comparator and the fall detection signal and the non-fall signal output from the second comparator are input to the control means, and
the fall detection sensor for rammer is configured such that, when the fall detection signal is output from the first comparator and is input to the control means, and the non-fall signal is not input from the second comparator to the control means within a predetermined period after the fall detection signal is input, and when the fall detection signal is output from the second comparator and is input to the control means, the motor stop switch operates to stop a motor.

US Pat. No. 10,393,518

APPARATUS FOR DETECTING FLOOR-TO-FLOOR HEIGHT OF BUILDING, METHOD FOR CONTROLLING THE SAME, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A portable apparatus that operates to determine a movement trajectory and a location of the apparatus, the apparatus comprising:one or more processors that operate to:
acquire, using at least an atmospheric pressure sensor configured to cyclically detect an amplitude of atmospheric pressure applied to the apparatus, height information corresponding to a height at which the apparatus is present;
specify, in a case where an amount of change in the acquired height information, the height information being acquired during a period from a predetermined time ago to current time, is larger than a predetermined amount, that the apparatus is in a first state where the apparatus starts moving up or down, and in a case where the amount of change in the height information acquired during the period is smaller than the predetermined amount, that the apparatus is in a second state where the apparatus finishes moving up or down;
detect, in response to a transition of a state, from the first state to the second state, of the apparatus specified by the one or more processors, that the apparatus performs moving up or down corresponding to one floor in a building having one or more floors;
estimate, using the height information acquired by the one or more processors during the detected moving up or down corresponding to the one floor, a floor-to-floor height of the building having the one or more floors where the apparatus is present; and
determine the movement trajectory and the location of the apparatus in the building by one or more of the following:
(i) detecting a change in a movement direction of the apparatus; and
(ii) using the estimated floor-to-floor height of the building to confirm whether the apparatus is located on the one floor or on a floor different from the one floor in the building.

US Pat. No. 10,393,517

LASER SOURCE MODIFICATION TECHNIQUES FOR A LASER-BASED RANGEFINDING OR SPEED MEASUREMENT INSTRUMENT ENABLING INCREASED RANGE WITH IMPROVED ACCURACY

Laser Technology, Inc., ...

1. A rangefinding or speed measurement instrument having an eye-safe laser light transmission section comprising:a laser diode emitting an asymmetric beam pattern;
an exit aperture for directing laser energy from said laser diode toward a target;
a diffuser interposed between said laser diode and said exit aperture;
a spatial filter associated with said diffuser; and
a collimating lens interposed between said diffuser and said exit aperture,
wherein said laser diode comprises a 905 nm pulsed laser diode.

US Pat. No. 10,393,516

FLEXIBLE DISPLAY AND METHOD FOR MEASURING ANGLE OF THE SAME

Samsung Display Co., Ltd....

1. A flexible display, comprising:a plurality of sensor units disposed in different regions of the flexible display and including at least one sensor; and
an angle-measuring unit configured to receive sensing signals outputted from the plurality of sensor units and measuring a folding angle between the different regions of the flexible display in response to the sensing signals.

US Pat. No. 10,393,515

THREE-DIMENSIONAL SCANNER AND MEASUREMENT ASSISTANCE PROCESSING METHOD FOR SAME

MITSUBISHI ELECTRIC CORPO...

1. A three-dimensional scanner, comprising:a depth sensor capable of acquiring measurement data on a distance to a measurement target as a set of points in a three-dimensional space; and
a scanner main body configured to:
extract features from a plurality of pieces of measurement data acquired by the depth sensor; and
create a three-dimensional map by superimposing the extracted features on one another,
wherein the scanner main body is configured to:
calculate a position and direction of the depth sensor;
determine a movement candidate, which is a candidate for a position and direction to/in which the depth sensor is to be moved next;
acquire a feature within the movement candidate, which is the feature observable by the depth sensor from the movement candidate;
evaluate stability of mapping performed from the movement candidate through use of the feature within the movement candidate; and
present at least any one of a moving direction or moving speed of the depth sensor to a user based on an evaluation result.

US Pat. No. 10,393,514

TOPOGRAPHY MEASUREMENT SYSTEM

ASML Netherlands B.V., V...

1. A topography measurement system comprising:a radiation source configured to generate a measurement radiation beam;
a polarizer and a grating configured to receive the measurement radiation beam and provide a polarized measurement radiation beam patterned by the grating;
optics configured to form an image of the grating at a target location on a substrate, the grating image comprising a first part having a first polarization and a second part having a second different polarization;
detection optics configured to receive radiation reflected from the target location of the substrate and form an image of the grating image at a second grating;
a detector configured to receive radiation transmitted through the second grating and produce a first output signal indicative of the intensity of the transmitted radiation for the first part of the grating image and produce a second output signal indicative of the intensity of the transmitted radiation for the second part of the grating image; and
a processor configured to analyse the output signals and determine the topography of the substrate from the independent output signals.

US Pat. No. 10,393,513

LASER SCANNER AND METHOD FOR SURVEYING AN OBJECT

1. A laser scanner for a complete indoor or outdoor 3D survey of objects from a basic position and from at least one further position into which the laser scanner is taken, comprising:an emitter that emits a laser beam;
a mechanical beam deflecting system that deflects the laser beam such that 3D object survey is possible;
a navigation device that determines a scanner position with respect to a basic position of the laser scanner without using GNSS or GPS signals; and
a first evaluation unit that evaluates a survey beam reflected by an object, the first evaluation unit recording the scans taken at the basic position and at the at least one further position in a superordinate coordinate system in a field book and correcting the scanner position detected by the navigation device, and updating and calibrating the navigation device, based on an automatic recording.

US Pat. No. 10,393,512

AUTOMATED 3-D MODELING OF SHOE PARTS

NIKE, Inc., Beaverton, O...

1. A method for analyzing scans of a shoe part to generate dimension data, which is useable to model three-dimensional (3-D) features of the shoe part, the method comprising:modifying a setting of a camera and/or a laser based on a color of the shoe part;
projecting a laser beam from the laser onto a shoe-part surface of the shoe part, which is comprised of a surface topography, such that a projected laser line extends across at least a portion of the shoe-part surface;
recording a first image of the projected laser line using the camera, wherein the first image comprises a first representation of the projected laser line;
recording a second image of the projected laser line using the camera, wherein the second image comprises a second representation of the projected laser line;
determining a first set of coordinate points that define the first representation of the projected laser line from the first image;
determining a second set of coordinate points that define the second representation of the projected laser line from the second image;
combining the first and second sets of coordinate points to generate a combined set of coordinate points that represent at least a portion of the surface topography;
converting the combined set of coordinate points into a set of geometric coordinate points that represents a 3-D model of the at least a portion of the surface topography; and
generating a tool path for a manufacturing process to be applied to the shoe-part surface, the tool path generated based at least in part on the 3-D model.

US Pat. No. 10,393,511

MEASURING DEVICE AND METHOD FOR SUBSTRATE WARPING AMOUNT

BOE TECHNOLOGY GROUP CO.,...

1. A measuring device for a substrate warping amount, for measuring the substrate warping amount of a display motherboard, wherein the measuring device comprisesa light source configured to emit a monochromatic light to a region to be measured of the display motherboard and form a Newton ring interference pattern at a substrate warping position of the region to be measured;
a measuring eyepiece configured to acquire the Newton ring interference pattern and measure a diameter and a corresponding order number of each interference fringe in the Newton ring interference pattern; and
a processor connected to the measuring eyepiece and configured to obtain a thickness of an air layer at each interference fringe according to the diameter and the corresponding order number of each interference fringe and a wavelength of the monochromatic light, to obtain a warping amount of the region to be measured of the display motherboard,
wherein the region to be measured of the display motherboard comprises: a second substrate which is flat and a first substrate having a curved surface recessed toward the second substrate, and
wherein the processor is configured to:
obtain the thickness of the air layer at each interference fringe using Equation 1 according to the diameter and the corresponding order number of each interference fringe and the wavelength of the monochromatic light:

wherein n and m represent the order number of interference fringe and n>m, dn is a thickness of the air layer at the nth order interference fringe, Dn is a diameter of the nth order interference fringe, Dm is a diameter of the mth order interference fringe, and ? is the wavelength of the monochromatic light.

US Pat. No. 10,393,510

MEASURING APPARATUS AND METHOD FOR MEASURING FLEXIBLE ELONGATED PARTS

Innovatech, LLC, Chicago...

1. A measuring apparatus comprising:a frame;
a top member supported by the frame, the top member including a first top member and a second top member spaced apart from the first top member, and defining an elongated part supporter receiving pocket and an elongated optical measurer receipt slot;
a transparent part supporter supported by the frame and positioned in the elongated part supporter receiving pocket; and
a movable optical measurer movably connected to and supported by the frame and movable in the elongated optical measurer receipt slot, the movable optical measurer configured to take measurements of outer dimensions at multiple positions along a length of an elongated part positioned on the transparent part supporter.

US Pat. No. 10,393,509

PATTERN HEIGHT MEASUREMENT DEVICE AND CHARGED PARTICLE BEAM DEVICE

Hitachi High-Technologies...

1. A pattern height measurement device comprising:a scanning electron microscope configured to irradiate a sample arranged on a sample stage with a charged particle beam;
an optical microscope configured to irradiate the sample with light;
a moving mechanism configured to move the sample stage between the scanning electron microscope and the optical microscope;
an optical device that detects reflected light produced when the sample is irradiated with the light; and
a calculation device that calculates a dimension of the sample in a height direction, on the basis of first reflected light information acquired by dispersing the reflected light produced when the sample is irradiated with the light,
wherein the calculation device calculates second reflected light information on the basis of a formula for a relationship between a value for dimension of a pattern formed on the sample in a surface direction of the sample, which is obtained by irradiating the sample with the charged particle beam, a value for the dimension of the sample in the height direction, and reflected light information, compares the second reflected light intensity and the first reflected light information, and outputs, as the dimension of the pattern in the height direction, a value for the dimension of the sample in the height direction in the second reflected light information, which is obtained when the first reflected light information and the second reflected light information satisfy a predetermined condition; and
wherein the calculation device calculates R as the second reflected light information on the basis of the following computing equations:
N1/2=fNa1/2+(1?f)Nb1/2
r1=(N0?N1)/(N0+N1)
r2=(N1?N2)/(N1+N2)
2?=4?/?·d·cos ?
R=(r1+r2·e?i2?)/(1+r1·r2·e?i2?)
N, N1: refractive index of light of layer on which pattern is formed
N0, Nb: refractive index of light of vacuum
Na: refractive index of light of material of layer on which pattern is formed
N2: refractive index of light of region below pattern
W: pattern width
P: pattern pitch
2?: phase difference
X: wavelength of light
d: pattern height
?: incident angle of light
R: reflected light information.

US Pat. No. 10,393,508

HANDHELD DIMENSIONING SYSTEM WITH MEASUREMENT-CONFORMANCE FEEDBACK

Hand Held Products, Inc.,...

1. A method for generating a confidence level for a dimension measurement, comprising:capturing, using an image sensor, an image of an object in a field of view;
calculating, using the captured image, at least one first dimension of the object from a first edge of the object to a second edge of the object;
calculating, using the captured image, at least one second dimension of the object from one pixel on a first side of the first edge of the object to the second edge;
calculating a difference between the at least one first dimension and the at least one second dimension; and
generating the confidence level based on the difference in the at least one first dimension and the at least one second dimension of the object.

US Pat. No. 10,393,507

INTERFEROMETER MEASUREMENT DEVICE AND CONTROL METHOD THEREFOR

SHANGHAI MICRO ELECTRONIC...

1. An interferometer measuring device, comprising a workpiece stage, a laser interferometer and a measuring reflector mounted on the workpiece stage, wherein the measuring reflector is comprised of a plurality of planar mirrors that are joined together along a horizontal direction, and wherein the laser interferometer comprises a first interferometer and a second interferometer, which are configured such that, during a movement of the workpiece stage with respect to the laser interferometer along the horizontal direction, when light beams emanated from the first interferometer and the second interferometer are incident on a transition section defined by corresponding adjacent two of the plurality of planar mirrors, the light beam emanated from the first interferometer is incident on one of the adjacent two planar mirrors with the light beam emanated from the second interferometer being incident on the other one of the adjacent two planar mirrors, and the first interferometer and the second interferometer alternately provide positional information to the workpiece stage,wherein the measuring reflector is comprised of a plurality of inverted T-shaped planar mirrors that are joined together along the horizontal direction, each adjacent two of the plurality of inverted T-shaped planar mirrors being oriented inversely with respect to each other, each of the plurality of inverted T-shaped planar mirrors comprising a base and a protrusion, wherein the first interferometer and the second interferometer are vertically stacked with one above the other, and wherein the transition sections are defined by bases of adjacent ones of the plurality of planar mirrors.

US Pat. No. 10,393,506

METHOD FOR A MOBILE DIMENSIONING DEVICE TO USE A DYNAMIC ACCURACY COMPATIBLE WITH NIST STANDARD

HAND HELD PRODUCTS, INC.,...

1. A device, comprising:a display;
non-volatile storage;
one or more sensors;
an input subsystem;
one or more processors;
and memory containing instructions executable by the one or more processors whereby the device is operable to:
display, on the display, an object to be measured by the one more sensors;
derive one or more accuracy parameters based on information received from the one or more sensors for a measurement environment of the object being measured;
compute an accuracy level based on the one or more accuracy parameters;
determine if the accuracy level corresponds to a sufficient measurement environment;
if the accuracy level corresponds to the sufficient measurement environment: display, on the display along with the object, an indication that the measurement environment is sufficient and a capture icon to enable capture of dimensions of the object;
in response to an input received at the capture icon, capture the dimensions of the object;
display, on the display along with the object, at least the dimensions of the object; and
record the dimensions of the object.

US Pat. No. 10,393,505

DEVICE AND METHOD FOR MEASURING WORKPIECES

WERTH MESSTECHNIK GMBH, ...

1. In combination, a receptacle and a probe for a tactile/optical sensor,the probe comprising:
a probe extension and a mounting element; and
a mounting segment extending from the mounting element;
wherein the probe extension is partially flexurally elastic; and
wherein the mounting segment is configured as a rotational lock that corresponds to a segment running in the receptacle, to allow the mounting segment to be precisely aligned with, and fixed to, the receptacle.

US Pat. No. 10,393,504

OPTICAL COORDINATE MEASUREMENT SYSTEM

The Boeing Company, Chic...

12. A process for joining a pair of aircraft components together, the aircraft components having build variations that require splices for accurate system integration of the aircraft components; the process including:manufacturing the aircraft components to include integral three dimensional optical reticle image arrays on predetermined surfaces of the aircraft components, such that those surfaces of the aircraft components are captured by a three dimensional scanned composite measurement associated with a plurality of poses, each pose comprising an orthogonal pair of grid lines;
applying an optical coordinate measuring system (OCMS) so that each individual pose comprises a single field of view, and the plurality of poses are then collated to form composite measurements that extend out-of-range of any single pose.

US Pat. No. 10,393,503

STEERABLE FOCAL ADJUSTMENT FOR OPTICAL COHERENCE TOMOGRAPHY

SIGHTLINE INNOVATION INC....

1. A method of surface inspection of an object using optical coherence tomography (OCT), the method comprising:determining a surface profile of the object, the surface profile comprising one or more regions on a surface of the object;
moving the object relative to the OCT scanner head; and
for each of the one or more regions on the surface of the object, performing:
determining a working distance where the surface of the object at the respective region is within a present depth of field;
determining an angle where the respective region is at the determined working distance from an OCT scanner head;
directing the OCT scanner head at the determined angle towards the respective region when the respective region is at the determined working distance along the respective angle; and
performing an A-scan of the object when the respective region is within the present depth of field.

US Pat. No. 10,393,502

REAL TIME FPGA RESAMPLING FOR SWEPT SOURCE OPTICAL COHERENCE TOMOGRAPHY

AXSUN TECHNOLOGIES, INC.,...

1. A system for resampling an optical coherence tomography signal, the system comprising:a frequency scanning light source for generating a swept optical signal;
a k-clock module that generates a reference signal in response to frequency sweeping of the swept optical signal;
an interferometer that generates interference signals from the swept optical signal;
a data acquisition module (DAQ) configured to sample the reference signal at a constant rate and resample the interference signals based on the reference signal at uniform optical frequency intervals; and
a field programmable gate array (FPGA) of the DAQ configured to multiply the optical frequency intervals to resample the interference signals using bandlimited interpolation.

US Pat. No. 10,393,501

DEVICE FOR DETERMINING A 3D STRUCTURE OF AN OBJECT

VOCO GMBH, Cuxhaven (DE)...

1. A device for determining a 3D structure of an object, comprising:first and second laser emitters which generate laser radiation with first and second different wavelengths, respectively;
a first beam splitter, which splits the laser radiation of each laser emitter into a reference radiation and an illuminating radiation, wherein the illuminating radiation is adapted to impinge on the object to be measured, be reflected by the object as object radiation, and interfere with the reference radiation to form interference patterns;
a detector adapted to receive the interference patterns;
a selection hologram configured to exclusively deflect object radiation which impinges on the selection hologram within a predefined incidence angle range, wherein the deflected object radiation impinges on a determination area of the detector at an angle within a determination angle range; and
wherein the selection hologram is further configured to pass object radiation which impinges on the selection hologram outside of the incidence angle range undiffracted, wherein the undiffracted radiation either passes by the determination area of the detector or impinges on the determination area at an angle outside the determination angle range.

US Pat. No. 10,393,500

INTERFERENCE OBSERVATION DEVICE AND INTERFERENCE OBSERVATION METHOD

HAMAMATSU PHOTONICS K.K.,...

1. An interference observation apparatus, comprising:a light source configured to output incoherent light;
an interference optical system configured to split the light output from the light source into first split light and second split light, reflect or transmit the first split light by an observation object, and combine the first split light and the second split light to output combined light;
a light receiving unit configured to receive the combined light and output a detection signal;
an image acquisition unit configured to acquire an interference image on the basis of the detection signal; and
a controller configured to obtain an interference intensity of the combined light on the basis of the detection signal, and adjust the interference optical system to increase the interference intensity, wherein
the light receiving unit includes an image sensor configured to capture an image of the combined light and output a first detection signal, and a photodetector configured to receive the combined light and output a second detection signal,
the image acquisition unit is configured to acquire the interference image on the basis of the first detection signal,
the controller is configured to obtain the interference intensity on the basis of the second detection signal,
the controller is configured to adjust an optical path difference between the first split light and the second split light from the splitting to the combining in the interference optical system to increase the interference intensity,
the controller is configured to obtain a phase difference in accordance with the optical path difference in the interference optical system on the basis of the second detection signal, and repeatedly perform an ON period in which the optical path difference in the interference optical system is kept constant on the basis of the phase difference and an OFF period in which the optical path difference in the interference optical system is not kept constant so that the interference optical system is adjusted while intermittently performing the ON periods, and
the image sensor is set such that a period of capturing the image of the combined light is included in the ON period.

US Pat. No. 10,393,499

ANGLE DETERMINATING METHOD USING ENCODER SIGNAL WITH NOISE SUPPRESSION, ADJUSTING METHOD FOR OUTPUT SIGNAL OF ENCODER AND ABSOLUTE ENCODER

FASTECH CO., LTD., Buche...

1. A method of determining an angle by an encoder, the method comprising:generating a first angle data based on a rotation of a bipolar magnet and a second angle data based on a rotation of the multipolar magnet;
determining a first waveform signal based on the first angle data and a second waveform signal based on the second angle data;
converting the first waveform signal into a third waveform signal having a cycle similar to the second waveform signal;
calculating an angle result value as a fuction of the second angle data and a determined value about a location of a rotation cycle of the multipolar magnet based on a difference between the second waveform signal and the third waveform signal; and
determining an absolute angle corresponding to the calculated angle result value based on stored angle data.

US Pat. No. 10,393,498

SENSOR UNIT USING ELECTRO-ACTIVE POLYMER FOR WIRELESS TRANSMISSION/RECEPTION OF DEFORMATION INFORMATION, AND SENSOR USING SAME

Chung-Ang University Indu...

1. A sensor unit using an electro-active polymer for wireless transmission/reception of deformation information, the sensor unit comprising:a first sensor part having a fiber or a film shape and comprising a ferroelectric electro-active polymer material;
a second sensor part configured to include the first sensor part in a matrix comprising a dielectric elastomer electro-active polymer material; and
an electrode part configured to come into contact with the first sensor part or the second sensor part, and when an external force is applied to the first sensor part or the second sensor part, to transmit to an outside an electric signal generated by the first sensor part or the second sensor part,
wherein the first sensor part includes a plurality of fiber bundles, and the plurality of fiber bundles surround a part of the electrode part.

US Pat. No. 10,393,497

LENGTH MEASURING DEVICE

BAGEL LABS CO., LTD., Se...

1. A length measuring device, comprising:a case;
a first rotating part configured to rotate while a portion of a circumference thereof exposed outside the case is in contact with a measured object;
a rotation interfering part configured to interfere with an inertial rotation of the first rotating part; and
a control part configured to calculate a length measurement using an amount of rotation of the first rotating part.

US Pat. No. 10,393,496

CLAMP-TYPE MEASURING DEVICE AND MEASURING METHOD

INDUSTRIAL TECHNOLOGY RES...

1. A clamp-type measuring device, adapted to clamp and measure a workpiece, comprising:a clamp, further comprising:
a guiding rail; and
two holding arms, each of them further comprising a guide part, a connecting part and a clamping part; both ends of the connecting part are connected respectively to the guide part and the clamping part where the guide part is movably furnished at the guiding rail; and the two clamping parts are used to clamp the workpiece; and
an interval measuring module, further comprising:
a first measuring element furnished at one of the connecting parts; and
a second measuring element furnished at the other connecting part;
wherein, the first measuring element and the second measuring element are slidable with respect to the guiding rail through the two guide parts respectively, such that the first measuring element and the second measuring element are movably closing to or away from each other in order to measure an interval between the two clamping parts according to an interval between the first measuring element and the second measuring element.

US Pat. No. 10,393,495

MEASURING PROBE

MITUTOYO CORPORATION, Ka...

1. A measuring probe comprising:a stylus having a contact part to be brought into contact with an object to be measured;
a probe housing capable of supporting the stylus on an axial center;
a detector capable of detecting a movement of the contact part;
a plurality of supports disposed at different positions in an axial direction of the probe housing, the supports allowing for an attitude change of the stylus; and
a coupling shaft configured to couple the plurality of supports together, wherein
the detector is disposed in, among the plurality of supports, a support that is farthest away from a rotational center position of rotation generated in the stylus when a measuring force is applied to the contact part from a direction perpendicular to the axial direction, to detect a strain amount of the support.

US Pat. No. 10,393,494

STRAIGHTNESS CHECKING METHOD

FANUC CORPORATION, Yaman...

1. A straightness checking method for checking straightness between linear members, by disposing a plurality of components respectively having the linear members so that the linear members are disposed mutually linearly, the straightness checking method comprising the steps of:standing a pin at each of both edge portions of the linear members of the plurality of linearly-disposed components to be checked as to straightness, and also standing a cut-out pin at an intermediate portion between the both edge portions, the cut-out pin being formed to have a cut-out on a part of a side face;
fixing one end portion and the other end portion of a line member respectively to the pins stood at the both edge portions;
bringing into contact with the intermediate portion of the line member an uncut side face part corresponding to a side face with no cut-out formed of the cut-out pin; and
rotating the cut-out pin and checking whether or not the line member vibrates due to rotation of the cut-out pin.

US Pat. No. 10,393,493

WATERPROOF LEVER-TYPE INDICATOR

1. A waterproof lever-type indicator, comprising: a housing (1), a probe (2), a dial plate (3), a mounting shaft (4), a transmission mechanism (5) and a pointer (11), the probe (2) and the dial plate (3) being positioned at both ends of the housing (1), respectively, and the transmission mechanism (5) being positioned inside the housing (1) to connect the probe (2) and the pointer (11), the pointer (11) being on the dial plate (3), wherein, the end portion of the housing (1) is provided as an enclosed structure, the output end of the transmission mechanism (5) is in transmission connection with the pointer (11) on the dial plate (3), the housing (1) is provided with a through-hole, one end of the mounting shaft (4) extends into the housing (1) via the through-hole and is in transmission connection with the input end of the transmission mechanism (5), the other end of the mounting shaft (4) extends beyond the housing (1) and is in fixed connection with the probe (2), the probe (2) drives the pointer (11) to deflect via the mounting shaft (4) and the transmission mechanism (5), and the mounting shaft (4) is sleeved with a first sealing ring (6) for sealing the through-hole.

US Pat. No. 10,393,492

DIGITAL WIRELESS FEELER GAUGE

General Electric Company,...

1. A feeler gauge comprising:a plurality of feeler blades, wherein each feeler blade of the plurality of feeler blades rotates about an axis between a measuring position and a non-measuring position, and each of the plurality of feeler blades comprises:
a measurement portion configured to be inserted into a gap to be measured; and
a proximal end having an indication of thickness of the respective feeler blade of the plurality of feeler blades thereon, wherein the indication of thickness comprises an obstruction configured to block light, and the indication of thickness comprises a plurality of holes arranged in a grid of possible hole locations, and the obstruction corresponds to a location where no hole exists for a possible hole location; and
an optical sensor that optically determines one or more feeler blades of the plurality of feeler blades that are deployed in the measuring position from the respective indications of thickness of each of the one or more feeler blades.

US Pat. No. 10,393,491

LENGTH-MEASURING DEVICE

DR. JOHANNES HEIDENHAIN G...

1. A length-measuring device for measuring a relative position of two objects with respect to each other, the length-measuring device comprising:a hollow section member in which a scale tape extends, in a tensioned state, in a longitudinal direction;
a mounting block disposed at each end of the scale tape, the scale tape being attached to each of the mounting blocks; and
an adjuster configured to position at least a first one of the mounting blocks on the hollow section member in a first installed condition such that the first one of the mounting blocks is displaceable in the longitudinal direction, the adjuster being movably mounted on the hollow section member and capable of being brought from a first position to a second position, the first one of the mounting blocks being in the first installed condition in a state in which the adjuster is in the first position, the first one of the mounting blocks being movable to a second installed condition by moving the adjuster to the second position, wherein, in the second installed condition, the first one of the mounting blocks is fixed in a nominal position defined by the adjuster on the hollow section member.

US Pat. No. 10,393,490

LENGTH MEASURING DEVICE AND LENGTH MEASURING SYSTEM

BAGEL LABS CO., LTD., Se...

1. A length measuring device, comprising:a casing;
a first rotating portion accommodated in the casing, the first rotating portion being rotated with a portion of a circumference thereof being exposed out of the casing and in contact with an object to be measured, the first rotating portion comprising:
a rotational axis passed through the casing; and
a driving wheel coupled with the rotational axis and disposed within the casing, to be rotated while being in contact with a surface of the object to be measured along the surface of the object to be measured;
a first sensing portion configured to sense an amount of rotation of the first rotating portion;
a controller configured to convert the amount of rotation of the first rotating portion into length measurement;
a second rotating portion being coiled with a strip by a plurality of times, and being rotated according to the strip being withdrawn or retracted through an outlet formed in the casing; and
a second sensing portion configured to sense an amount of rotation of the second rotating portion, wherein the controller converts the amount of rotation of the first rotating portion into length measurement, or converts the amount of rotation of the second rotating portion into length measurement.

US Pat. No. 10,393,489

EXPLOSIVE INITIATION SAFETY AND HANDLING METHOD FOR EXPLOSIVE ORDNANCE DISPOSAL ROBOTS

United States of America ...

1. A method comprising the steps of:providing an Explosive Initiation Safety and Handling System (EISS) operatively coupled to a robot wherein the EISS comprises a spool base frame coupled to a shock tube spooling mechanism, wherein the shock tube spooling mechanism has a shock tube spool disposed thereon, an initiator, an interrupter, control electronics, and proximity sensors;
operatively coupling a charge carrier table and a manipulator to the robot;
securing a charge to the charge carrier table;
installing the shock tube spool on the shock tube spooling mechanism and locking with an indexing nut;
inserting the shock tube that has been uncoiled from the spooling mechanism into the interrupter and replacing a cap;
attaching the shock tube to the charge;
making an initiator-to-interrupter connection with the shock tube;
retracting the manipulator on the robot to a fully stowed position and rotating the charge carrier in front of the robot;
picking up the charge with the manipulator, extending the manipulator forward and placing the charge at a threat;
stowing the charge carrier table;
positioning the robot at a distance from the threat, allowing the shock tube to spool out;
remotely activating a first firing circuit on the robot to arm the EISS;
cutting the shock tube inside the interrupter and aligning the shock tube with the initiator;
and firing a second circuit to initiate the shock tube.

US Pat. No. 10,393,488

CARTRIDGE RELOADING DIE ADJUSTMENT DEVICES AND METHODS

1. Adjustment apparatus for ammunition cartridge reloading, comprising:a lock ring assembly including an outer portion and an inner portion, and wherein the inner portion has internal threads that match and engage with external threads of a threaded die body having a longitudinal axis;
a structure that generates audible or tactile clicks as the outer portion of the lock ring assembly is turned, such that with each of the audible or tactile clicks, the outer portion of the lock ring advances by a precise, predetermined amount axially on the die body; and
a lock ring fastener that secures the lock ring assembly in position on the die body once the desired adjustment is achieved.

US Pat. No. 10,393,487

LEAD-FREE PARTIAL FRAGMENTATION BULLET WITH SEPARATION MECHANISM BETWEEN THE REAR OF THE BULLET AND BULLET OGIVE

1. A lead-free partial fragmentation bullet consisting of a bullet jacket having a peripheral tear-away edge, a rear core pressed into the bullet jacket and a pressed nose core in an ogive region, the nose core sitting on the rear core, a predetermined breaking surface disposed between the rear core and the nose core, the rear core having a recess at an end facing the nose core, the nose core filling the recess of the rear core facing the nose core, and the bullet jacket having the peripheral tear-away edge on an outside circumference thereof in a region of the predetermined breaking surface, a peripheral holding groove for holding the bullet jacket and the rear core together until mushrooming begins which is in the bullet jacket below the peripheral break-away edge, and the peripheral tear-away edge is located beneath a beginning of and above an end of the predetermined breaking surface as viewed in an axial direction.

US Pat. No. 10,393,486

BIODEGRADABLE SHOTGUN GAS SEALING WAD

1. A shotgun shell comprising:a shotgun hull having a boundary defining an enclosed space;
shot, powder, and a biodegradable wad confined within said enclosed space;
wherein said biodegradable wad separates said shot from said powder and provides a gas sealing function; and
wherein said biodegradable wad comprises at least 50% by weight of a polybutylene succinate adipate polymer.

US Pat. No. 10,393,485

MECHANICAL BROADHEAD

Blade Broadheads, LLC

1. A mechanical broadhead for an arrow shaft, comprising:a ferrule attachable to an arrow shaft and having a body with a longitudinal centerline that is substantially coaxial with the arrow shaft when attached, the ferrule body having a longitudinal slot; and
at least one blade pivotally mounted to the ferrule at least partially within the longitudinal slot and movable about a pivot between folded and deployed positions, the blade extending generally in a forward direction from the pivot when in the folded position and being pivotable from the folded position in a pivot direction, wherein the pivot is positioned on the ferrule at a location off the longitudinal centerline in a direction opposite the blade's pivot direction.

US Pat. No. 10,393,484

METHOD AND APPARATUS FOR ALIGNING ARROW NOCKS

1. An arrow nock comprising:an attachment surface that is configured to attach the nock to an associated arrow;
a top portion comprising: (1) an axial centerline; and (2) first, second and third string guide impressions;
wherein:
(A) radial is defined as a direction that: (1) extends away from the axial centerline; and (2) is perpendicular to the axial centerline;
(B) the arrow nock has a circumference including a maximum radially extended surface;
(C) each string guide impression: (1) is designed to receive a portion of an associated bowstring to fire the associated arrow; and (2) is defined by two circumferentially spaced walls separated by a floor; and
(D) each wall: (1) extends axially to a peak; (2) has first and second circumferentially spaced sides that are curvilinear in shape; and (3) has at least one point that lies on the maximum radially extended surface of the circumference.

US Pat. No. 10,393,483

COMBINED FIREWORKS WITH LAUNCHING PITS AND MULTI-CHANNEL FIREPROOF STRUCTURES

1. A combined fireworks with launching pits and multi-channel fireproof structures, comprising:a body formed by mold pressing, and
several tubular cavities uniformly arranged on the body with upper ports thereof being open and lower ports thereof being closed,
wherein inner cylinders of fireworks and propellants are arranged inside the tubular cavities,
wherein a bottom of each tubular cavity is provided with a launching pit for improving a launch effect, and the propellants are placed in the launching pits, and
wherein the bottom of each tubular cavity is also provided with an annular groove for facilitating the placement of the inner cylinders of fireworks, such that bottom edges of the inner cylinders of fireworks are located within the annular grooves, and each annular groove is spaced from and surrounds a periphery of the corresponding launching pit at the bottom of each tubular cavity.

US Pat. No. 10,393,482

SYSTEM AND METHOD FOR ALTERING A BURN RATE OF A PROPELLANT

BAKER HUGHES, A GE COMPAN...

1. A system for use in a wellbore, comprising:a tool; and
a fuel source associated with the tool, the fuel source comprising:
a fuel source body defining a volume;
at least one propellant insert disposed within the volume to create a plurality of divided volumes; and
a propellant disposed within the divided volumes, the propellant having a first burn rate and the propellant insert having a second burn rate different than the first burn rate, wherein as the propellant in a single divided volume is burned, the propellant insert is then burned to expose the propellant in the next divided volume.

US Pat. No. 10,393,481

MODULAR RAIL SYSTEM AND FIREARM WITH MODULAR RAIL SYSTEM

1. A method for providing a modular rail system for an upper receiver of a weapon, comprising:slidably inserting a plurality modular rails within channels located on top of an exterior surface of the upper receiver in a first direction;
sliding the plurality modular rails within an elongated channel intersecting the channels in a second direction; and
securing each one of the plurality of modular rails to the elongated channel via a pair of securement features located on each one of the plurality of modular rails, wherein at least two of the plurality of modular rails are secured to the elongated channel such that a gap is located between the at least two of the plurality of modular rails.

US Pat. No. 10,393,479

HOLSTER MOUNTING SYSTEM

1. A mounting system for a holster comprising:an elongated clip having a major portion having a pair of opposed side edges, a first end configured to mount to a side of the holster and being offset and depending from the major portion, a second end opposite the first end and depending from the major portion, and a cutout on a respective side edge of the pair of opposed side edges, wherein the clip being configured to spring to allow the second end and the major portion to lift and slip over a belt to secure the belt under the major portion; and
a bracket having a flat base having a width and a length and a pair of opposed edge members, each of the edge members including:
a forwardly extending member perpendicular to a front side of the flat base, and
a return segment parallel to a portion of the base and depending perpendicularly from an end of the forwardly extending member, and
wherein the portion of the base, the forwardly extending member and the return segment form a slot such that slots of the pair of opposed edge members slideably receive, through a first end of the pair of opposed edge members, the opposed edges of the major portion of the clip which remains attached to the holster and being unclipped from the belt, and
wherein the forwardly extending member of one of the edge members includes a spring action restraint, the spring action restraint having a catch protruding within the slot of said one of the edge members at a location to engage the cutout to secure the clip in the bracket and to inhibit accidental release of the holster.

US Pat. No. 10,393,477

RETENTION HOLSTER FOR A FIREARM HAVING AN OFFSET MOUNTED ACCESSORY

Vista Outdoor Operations ...

1. A holster for receiving and releasably retaining a handgun and an accessory attached to the handgun, the accessory being offset in a latitudinal direction from a barrel bore axis of the handgun, the holster comprising:a holster body extending from a substantially open top portion to a bottom portion and defining a cavity, wherein a longitudinal axis of the holster extends generally from the open top portion to the bottom portion, the cavity including a frame/slide receiving portion and an accessory receiving portion, the frame/slide receiving portion sized to receive a slide of the handgun and the accessory receiving portion being dimensioned to receive the accessory, wherein the accessory receiving portion is offset in the latitudinal direction relative to the frame/slide receiving portion;
a lever, wherein said lever includes a first side facing generally outward from said cavity and a second side facing generally toward said cavity, wherein said lever is pivotally attached to a first side wall of said holster;
the lever having a locking portion extending from a surface of said second side of said lever, wherein said lever is pivotable between an engaged position and a disengaged position and wherein said lever is biased to said engaged position, and
wherein, when said lever is in said engaged position, said locking portion protrudes through an opening in said first side wall, into said cavity, such that said locking portion extends into said cavity.

US Pat. No. 10,393,476

THIRD ARM WEAPON INTERFACE SYSTEM

The United States of Amer...

1. A wearable weapon stabilization apparatus system especially designed for soldiers, hunters and shooters to use while moving and with single hand operation capable of providing a lightweight stable weapons platform that has minimized operator fatigue and increases accuracy by redirecting the weapons weight from the operators arms to the operators torso that comprises;a body armor vest attachment means disposed between a body armor vest and a flexible hinge support assembly means that is in communication with said hinge assembly means, said vest attachment means also being in communication with a body armor vest,
a flexible hinge support assembly having at least one hinge means and being disposed between said vest attachment means and a four bar linkage assembly wherein said hinge means provides a flexible linkage and maintains an attitude while allowing flexure of said hinge means within the plane of said hinge means,
a four bar linkage assembly disposed between said flexible hinge support means and said weapon and provides vertical movement support and flexibility having a consistent force means required to change the position of the weapon in the vertical movement plane, and
an implement attachment means that is disposed between the weapon and the four bar linkage, said implement attachment means configured to affix an implement and allow movement in a plurality of directions while being rotatably affixed to said four bar linkage.

US Pat. No. 10,393,475

DEVICES AND METHODS FOR CONVERTING COLLAPSIBLE FIREARM STOCKS

Strike Industries, Inc., ...

1. A conversion device for converting a stock from being collapsible to fixed on a firearm, the stock comprising a locking pin, wherein the stock is configured to slide along a receiver extension having a plurality of position holes and lock into position using the locking pin, the conversion device comprising:a first insert having a first plug configured to insert into a first position hole of the plurality of position holes of the receiver extension, wherein inserting the first plug into the first position hole covers the first position hole;
a second insert having a second plug configured to insert into a second position hole of the plurality of position holes of the receiver extension, wherein inserting the second plug into the second position hole covers the second position hole;
wherein inserting the first plug into the first position hole and inserting the second plug into the second position hole covers all of the plurality of position holes except for a single position hole for receiving the locking pin of the stock;
wherein the single position hole receiving the locking pin of the stock converts the stock from being collapsible to fixed on the firearm; and
wherein the conversion device is a singular unit that may be cut into the first insert and the second insert along at least one cutting groove.

US Pat. No. 10,393,474

HIGH CAPACITY PROJECTILE LOADER

United Tactical Systems, ...

1. A high capacity loader for sequentially loading a plurality of projectiles into a launcher, comprising:an outer housing;
a first drive core in the outer housing rotating on a first drive shaft;
a second drive core in the outer housing rotating on a second drive shaft, the second drive core being adjacent the first drive core, the second drive core rotationally connected to the first drive core;
a front plate providing an internal closure at a first side of the loader;
a rear plate providing an internal closure at a second side of the loader;
a divider to retain the projectiles in a defined load path around the first and second drive cores;
an indexing assembly that indexes the first and second drive cores;
a drive assembly that provides a rotational force for the first drive core and the second drive core, the drive assembly rotationally connecting the first drive shaft to the second drive shaft and providing a drive force to rotate the first drive shaft and second drive shaft; and,
a magazine adapted to connect the outer housing to the launcher and to feed the projectiles in the loader into the launcher.

US Pat. No. 10,393,473

COMPACT IMPROVED BUG KILLING GUN

1. A compact improved bug killing gun, comprising:a compressed gas source,
a chamber, said chamber fluidly connected to said compressed gas source;
a barrel, said barrel disposed at a distal end of said chamber;
a compressed gas release mechanism, said release mechanism connected to said compressed gas source;
a projectile storage magazine, said magazine storing particulate projectiles and being disposed adjacent said chamber;
said projectile storage magazine comprising:
a cylindrical chamber, said cylindrical chamber having first side and second side projectile loading slots, said loading slots extending from an upper edge of said cylindrical chamber to a base of said cylindrical chamber, said chamber having a circular opening at a lower end;
said lower end fitted sealably to an upper end of a vertical circular opening through said chamber;
a rectangular projectile feeding tray, said feeding tray surrounding said cylindrical chamber and providing additional space for particulate projectiles outside of said cylindrical chamber;
a hingedly attached sealing lid, said sealing lid having first and second semi-circular ridges on an underside of said lid, said ridges designed to surround upper edges of said cylindrical chamber adjacent said first side and second side projectile loading slots;
said sealing lid having a peripheral channel on said underside, said peripheral channel being sized, shaped and disposed to seal said rectangular projectile feeding tray when said sealing lid is moved to a closed position; and
a lid latching mechanism, said lid latching mechanism disposed opposite a hinge for said sealing lid;
a projectile loading mechanism, said loading mechanism moving said particulate projectiles into said chamber from said magazine;
a cocking mechanism mechanically connecting said compressed gas source, said compressed gas release mechanism, and said projectile loading mechanism;
an automatic cocking status indicator, said cocking status indicator moves to a raised, visible position after cocking of said gun and moves to a lowered, hidden position after discharge of the gun;
an external, manual safety mechanism, said manual safety mechanism being movable from a safe position to a firing position by a user while maintaining a grip on said gun;
a stock, said stock housing and supporting said compressed gas source, said compressed gas release mechanism, said barrel, said chamber, said projectile storage magazine, said cocking mechanism and said projectile loading mechanism;
wherein, when said gun is cocked by said cocking mechanism, said projectile loading mechanism gathers a predetermined quantity of said particulate projectiles and positions said projectiles in said chamber; and when said compressed gas release mechanism is activated said projectiles are ejected from said chamber into said barrel and expelled from said gun.

US Pat. No. 10,393,472

SHOOTING DEVICE OF TOY GUN

1. A shooting device (1) of a toy gun, used to shoot bullets (2), comprising:a gun body (10) having an air cylinder (11), a chamber base (12) connecting to the air cylinder (11), a barrel (13) connecting to the chamber base (12), and a magazine (14) receiving the bullets (2), wherein the air cylinder (11) has a receiving chamber (110) to accommodate an air bottle (3), wherein the chamber base (12) has an air chamber (120) communicating with the receiving chamber (110), wherein the barrel (13) has a bullet passage (130) communicating with the air chamber (120) and allowing the bullets (2) to advance, wherein the magazine (14) communicates with the bullet passage (130) and is disposed at a side of the barrel (13);
a triggering structure (20) disposed in the gun body (10) and having a slide assembly (21) driven by the air, a latch (22), and a trigger linkage (23), wherein the slide assembly (21) which is disposed movably between the air chamber (120) and the bullet passage (130) can push the bullets (2) into the bullet passage (130), wherein the latch (22) which is disposed at a side of the slide assembly (21) can latch the slide assembly (21), wherein the trigger linkage (23) which is disposed at a side of the magazine (14) can load the bullets (2) sequentially into the barrel (13); and
a trigger (30) pivoted on the gun body (10) and disposed between the latch (22) and the trigger linkage (23), wherein the trigger (30) pushes against the trigger linkage (23) by an external force to move the next bullet (2) back to the magazine (14) and seal the magazine (14), wherein the trigger (30) pushes against the latch (22) to release the slide assembly (21).

US Pat. No. 10,393,471

ARCHERY BOW RISER WITH STABILIZING DAMPER

MCP IP, LLC, Sparta, WI ...

11. An archery bow comprising:a riser comprising a grip location and a cavity, the grip location defining a pivot axis;
a first limb supported by the riser, the first limb attached by a first limb fastener;
a second limb supported by the riser, the second limb attached by a second limb fastener;
a bowstring;
a vibration damper located in the cavity, the vibration damper comprising a resilient member and a weight;
wherein a reference line oriented parallel to the pivot axis intersects the vibration damper and the first limb fastener.

US Pat. No. 10,393,470

SUPER COMPACT ARCHERY BOW TECHNOLOGY

Sergey Popov, Moscow (RU...

1. A crossbow, comprising:a frame with an axis of arrow travel extending along said frame;
a first limb being connected to said frame and being comprised of at least one first loose end;
a second limb being connected to said frame and being comprised of at least one second loose end;
a first cam mounted on a first side of said frame;
a second cam mounted on a second side of said frame, said first side being opposite said second side along said axis of arrow travel;
a first holder between said first cam and said frame, said first cam being mounted on said first holder;
a second holder between said second cam and said frame, said second cam being mounted on said second holder;
a string connected to said first cam and said second cam, said string having a free state and a drawn state;
at least one first cable connected to said first cam and said at least one first loose end; and
at least one second cable connected to said second cam and said at least one second loose end,
wherein the first cam is arranged entirely between the axis of arrow travel and said at least one first loose end, when said string is in said free state,
wherein the second cam is arranged entirely between the axis of arrow travel and said at least one second loose end, when said string is in said free state,
wherein said at least one first cable is arranged entirely on said first side, and
wherein said at least one second cable is arranged entirely on said second side.

US Pat. No. 10,393,469

ARCHERY BOW

FIBIGER COMPANY, San Ber...

1. An archery bow comprising:a block comprising;
a handle being adapted to be held by a user with his or her hand in a vertical grip position, and
a center block having a bottom side, top side, a front side, and back side, the bottom side of the center block being affixed to the handle, the center block comprising a center bore and first and second end portions, wherein the center bore extends from the front side of the block to the back side of the block and is open to the top side of the block;
an arrow guide attached centrally to the center bore and positioned in front of the central bore on the center block, the arrow guide having a top side opening for positioning the forward end of an arrow through the center bore and through the arrow guide;
a first limb affixed to the first end portion of the center block, the first limb having a first limb end portion;
a second limb affixed to the second end portion of the center block, the second limb having a second limb end portion;
first and second pulleys rotatably combined with respective first and second limb end portions so as to rotate around a rotating axis of each pulley; and
a bowstring formed between the first and second pulleys, the bowstring being configured to receive the notched end of an arrow, and being pulled for discharge of the arrow through the center bore of the block and the arrow guide,
wherein the center block is affixed to the handle in a perpendicular configuration such that the handle is perpendicular to an elongated top section of the center block, the first and second limbs, and the bowstring.

US Pat. No. 10,393,468

AMBIDEXTROUS LOWER RECEIVER FOR AN AUTOMATIC RIFLE

MVB INDUSTRIES, INC., De...

1. An ambidextrous lower receiver for an automatic rifle comprising:a lower-receiver body;
a bolt catch button;
a bolt catch lever;
a pusher finger;
a length-adjustable pin;
the lower-receiver body comprises a magazine chamber, an actuation chamber, a lever slot, and a button slot;
the magazine chamber traversing through the lower-receiver body;
the actuation chamber being positioned adjacent to the magazine chamber;
the lever slot and the button slot laterally traversing through the lower-receiver body and into the actuation chamber;
the lever slot being positioned opposite to the button slot across the actuation chamber;
the bolt catch lever being pivotably mounted within the lever slot;
the bolt catch button being slidably engaged within the button slot;
a first end of the pusher finger being pivotably mounted onto the bolt catch button; and
the length-adjustable pin being operatively coupled in between the pusher finger and the bolt catch lever, wherein the length-adjustable pin causes the pusher finger and the bolt-catch lever to rotate toward each other.

US Pat. No. 10,393,467

FIREARM DUST COVER

Leapers, Inc., Livonia, ...

12. A dust cover for a firearm comprising:a panel defining a passageway, the panel configured to selectively cover an ejection port of a firearm;
a hinge pin in the passageway;
a spring disposed around the hinge pin and including a spring portion that engages the hinge pin so that the spring is generally non-slidable relative to the hinge pin adjacent the spring portion,
wherein the spring includes an outwardly extending first prong that engages the panel to bias the panel away from the ejection port,
wherein the spring includes an outwardly extending second prong distal from the first prong, the second prong being manually engageable by a user to slide the hinge pin within the passageway while the spring is non-slidable relative to the hinge pin adjacent the spring portion so as to remove a part of the hinge pin from a first hole defined by the firearm and thereby free the hinge pin and panel for removal from the firearm.

US Pat. No. 10,393,466

DEVICE AND METHOD FOR FIREARM STABILIZING TRAINING

1. A device for stabilizing a firearm or practice weapon while a user practices firing the firearm or practice weapon, the device comprising:a movement sensor configured to detect a movement of the device;
a sensitivity adjuster operably coupled to the movement sensor and adjustable to allow a user to adjust a sensitivity level of the movement sensor;
a feedback device operably coupled to the movement sensor and configured to emit an audio or a visual feedback to the user responsive to the movement while the movement is detected, wherein the feedback device is activated when the movement exceeds a threshold level determined by the sensitivity level and deactivated when the movement falls below the threshold, and wherein the audio or visual feedback comprises a feedback characteristic that corresponds to a pattern of the movement;
a feedback adjuster operably coupled to the feedback device and adjustable to allow the user to adjust the feedback characteristic;
a level sensor operably coupled to the movement sensor to deactivate the movement sensor when an angle of the device is outside a predetermined incline angle range; and
a power source electrically coupled to the movement sensor and the feedback device.

US Pat. No. 10,393,465

3-IN-1 MOUNT ADAPTER

NcSTAR Inc., City of Ind...

1. A 3-in-1 mount adapter for a firearm having an engagement interface with a plurality of openings, comprising:an attachment base having at least one mounting hole;
a mounting plate comprising at least one ridge receiving through hole aligned with said mounting hole; and
at least one fastener assembly comprising a nut having a ridge passed through said ridge receiving through hole and said openings of said firearm, and a bolt comprising a threaded portion engaged with said nut and screwed in said mounting hole for affixing said attachment base with said mounting plate, wherein said nut comprises a nut head radially extended from said ridge and having an cross sectional area larger than an area of said mounting hole to block said nut head on said mounting plate, wherein said attachment base comprises a two top side walls and a concave wall downwardly extended from two top side walls to form a receiving cavity for receiving said mounting plate.

US Pat. No. 10,393,464

GUN WITH REMOVABLE BARREL

1. A gun with removable barrel, comprising a system housing and a barrel, the barrel having a mounting rail connected to the barrel and extending in the direction of the longitudinal barrel axis, which mounting rail is suitable for mounting an optical sight,wherein the system housing has a receptacle by means of which the barrel is connected to the system housing,
wherein the receptacle is at least partially tubular in the direction of the longitudinal barrel axis and the corresponding inner tube diameter is adapted to the outer circumference of the barrel, so that the barrel can be introduced into the receptacle in the direction of the longitudinal barrel axis when the barrel is mounted on the system housing and can be moved out of the receptacle in the direction of the longitudinal barrel axis when the barrel is disassembled, and wherein the receptacle has a recess which extends in the direction of the longitudinal barrel axis so that the receptacle describes an open annular shape in cross-section perpendicular to the longitudinal barrel axis and in the region of the recess,
wherein the barrel is axially fixed with respect to the longitudinal barrel axis by at least one connecting element and rotatably fixed at least in that the mounting rail extends in its longitudinal direction at least partially within the recess of the receptacle.

US Pat. No. 10,393,463

SELF-TIGHTENING SUPPRESSOR MOUNT AND SYSTEM

OSS Suppressors LLC, Mil...

1. A firearm accessory system coupleable to a firearm and that self-tightens in response to firing a projectile, comprising:an interface structure threadably coupleable to a muzzle end of a firearm, the interface structure having a central axis that corresponds to a projectile pathway; and
a suppressor threadably coupleable to the interface structure at a proximal end of the suppressor, wherein at least one of the interface structure and the suppressor comprises a plurality of discharge gas deflector openings, each discharge gas deflector opening formed at an angle relative to the central axis and to exhaust discharge gases out through a distal end of the suppressor, wherein the plurality of discharge gas deflector openings comprises a plurality of half-channels arranged in a helical manner about a peripheral area of the distal end of the suppressor, wherein the plurality of half-channels are arranged to surround a longitudinal central axis of the suppressor, and at least one of:
the plurality of half-channels surround a primary exhaust opening of the suppressor formed through the distal end of the suppressor,
the plurality of half-channels each comprise a lead angle formed at an angle relative to the central axis, wherein the suppressor comprises right-handed threads operable to be right-hand threadably engaged to left-hand threads of the interface structure, whereby discharge gases flowing through the plurality of half-channels cause a counter-clockwise torsional force to tighten the suppressor in a counter-clockwise direction to the interface structure about the right-handed threads and the left-handed threads, and
the plurality of half-channels are formed to exhaust secondary exhaust gases radially through the distal end of the suppressor, and wherein the primary exhaust opening is formed separate from the plurality of half-channels such that the primary exhaust opening exhausts primary exhaust gases generally axially out the primary exhaust opening,
wherein in response to firing a projectile through the interface structure and the suppressor, discharge gases flowing through the plurality of discharge gas deflector openings cause a torsional force to tighten the respective one of the interface structure or the suppressor to the respective one of the muzzle end or the interface structure.